| abbrev | define |
|---|---|
| AAIAC * | Adventure Activities Industry Advisory Committee |
| AALA | Adventure Activities Licensing Authority |
| AALS | Adventure Activities Licensing Committee |
| ABCA | Military standards body for US, UK, Canada and Australia |
| ABCB | Association of British Certification Bodies |
| ABCL | Automatic barrier crossing, locally monitored |
| ABE | Association of Building Engineers |
| ABM | Activity based management |
| ABNT | Associacao Brasileira de Normas Tecnicas (Brazil) |
| AC | Advisory committee |
| AC | Asbestos cement |
| ACA | Association of Consultant Architects |
| ACAI | Alkali and Clean Air Inspectorate (see IAPI) now Environment Agency |
| ACAS | Advisory, Conciliation and Arbitration Service |
| ACDP * | Advisory Committee on Dangerous Pathogens |
| ACDS * | Advisory Committee on Dangerous Substances |
| ACE | Association for Consultancy and Engineering |
| ACES | Amusement Catering Equipment Society |
| ACGM * | Advisory Committee on Genetic Modification |
| ACL | Approved Carriage List |
| ACM | Asbestos-containing material |
| ACOP | Approved Code of Practice |
| ACP | Advisory Committee on Pesticides |
| ACRE | Advisory Committee on Releases to the Environment |
| ACTS * | Advisory Committee on Toxic Substances |
| AD * | Area Director now Operations Manager |
| ADI | Acceptable daily intake |
| ADN | European provisions concerning the international carriage of dangerous goods by inland waterways |
| ADR | Accord dangereux routier (European agreement concerning the international carriage of dangerous goods by road) |
| ADS * | Approved Dosimetry Service |
| AEAT | AEA Technology PLC |
| AENOR | Asociacion Espanola de Normalizacion y Certificacion |
| AFAIRP | As far as is reasonably practicable |
| AFCD | Automatic flue closing device |
| AFFF | Aqueous film forming foam |
| AFNOR | Association Francaise de Normalisation |
| AFP | Alphafetoprotein |
| AGR | Advanced gas-cooled reactor |
| AHB | Automatic half barrier |
| AHERA | Asbestos Hazard Emergency Response Act |
| AI | Active ingredient |
| AIA | Asbestos International Association |
| AIAC * | Agriculture Industry Advisory Committee |
| AIB | Asbestos Insulation Board |
| AIC | Active instability control |
| AIDII | Associazone Italiana Degli Igienisti Industriali |
| AIDS | Acquired immunedeficiency syndrome |
| AIFTA | Anglo-Irish Free Trade Agreement |
| AIOSH | Associate of the Institute of Occupational Safety and Health |
| AIRMIC | Association of Insurance and Risk Managers in Industry and Commerce |
| AIST | Agency of Industrial Science and Technology |
| AIT | Auto(geneous) ignition temperature |
| ALARA | As low as reasonably achievable |
| ALARP | As low as reasonably practicable |
| ALG | Association of London Government |
| ALI | Annual limit of intake |
| ALIBI | Assessment of LPG installations for Bleve incidents |
| ALPI * | Asbestos Licensing Principal Inspector |
| ALU | Asbestos Licensing Unit |
| AM * | Administration manager |
| AMAG | Agricultural Machinery Advisory Group |
| AMFO | Arbetsmiljofonden (Sweden) |
| AMPS | Association of Management and Professional Staff |
| ANC | Association of Noise Consultants |
| ANEC | Association Normalisation Europeenne pour les Consommateurs |
| ANFO | Ammonium nitrate/fuel oil |
| ANHMRC | Australian National Health and Medical Research Council |
| ANPAT | Association Nationale pour la Prevention des Accidents du Travail (Brussels) |
| ANPR | Automatic number plate recognition |
| ANSI | American National Standards Institute |
| AO * | Area office now Regional office |
| AOCL | Automatic open crossing, locally monitored |
| AOCR | Automatic open crossing, remotely monitored |
| AOCTs | Associated Overseas Countries and Territories |
| AOPD | Active opto-electronic protection device |
| APAU * | Accident Prevention Advisory Unit now Operations Unit |
| APB | Auditing Practices Board |
| APBL | Automatic power boom lowering (system) |
| APE | Aerosol photoemission |
| APE | Association of Planning Engineers |
| APELL | Awareness and preparedness for emergencies at local level |
| API | American Petroleum Institute |
| APOSC | Assessment principles for offshore safety cases |
| APPA | American Public Power Association |
| APS | Association of Planning Supervisors |
| AR | Acoustic reflex |
| ARC | Accelerating rate calorimetry |
| ARC | Audit Registration Committee |
| ARCA | Asbestos Removal Contractors Association |
| AREC | Association of Research Ethics Committees |
| ARL | Department of Community Services and Health Australian Radiation Laboratory |
| ARPS | Association of Railway Preservation Societies |
| ARTPR | Approved Requirements for Transportable Pressure Receptacles |
| ASAC | Asian Standards Advisory Committee |
| ASB | Accounting Standards Board |
| ASFP | Association for Specialist Fire Protection |
| ASHRAE | American Society of Heating, Refrigerating and Air Conditioning Engineers |
| ASHW | Agriculture (Safety, Health and Welfare Provisions) Act 1956 |
| ASI | Architect and Surveying Institute |
| ASLI | Automatic safe load indicator |
| ASLIC | Asbestos (Licensing) Regulations |
| ASME | American Society of Mechanical Engineers |
| ASNT | American Society for Nondestructive Testing |
| ASO | Assistant Scientific Officer |
| ASP | Accident sequence precursor |
| ASQ | American Society for Quality |
| ASS | National Board of Occupational Safety and Health (Sweden) |
| ASSE | American Society of Safety Engineers |
| ASTA | Association of Short-circuit Testing Authorities |
| ASTM | American Society for Testing and Materials |
| ATC | Automatic train control |
| ATEX | Atmosphere Explosiv (used in the context of two European Directives, 94/9/EC and 1999/92/EC) |
| ATO | Automatic train operation |
| ATP | Automatic train protection |
| ATR | Approved Tank Requirements |
| ATSDR | Agency for Toxic Substances and Disease Registry |
| ATV | All-terrain vehicle |
| ATWS | Anticipated transient without scram |
| ATWT | Anticipated transient without trip |
| AU | Accounting unit |
| AURPO | Association of University Radiation Protection Officers |
| AWE | Atomic Weapons Establishment |
| AWS | Automatic warning system |
| BA | Breathing apparatus |
| BA | Biological agent |
| BACS | Bankers automated clearing services |
| BACTA | British Amusement Catering Trades Association |
| BAFO | Best and final offer |
| BALPPA | British Association of Leisure Parks, Piers and Attractions |
| BAM | Bundesanstalt fur Materialprufung |
| BAPE | Benign asbestos pleural effusion |
| BASEEFA * | British Approvals Service for Electrical Equipment in Flammable Atmospheres (until July 2003) |
| BAT | Best available techniques |
| BAT | Biological Tolerance Value (Biologischer Arbeitsstoff-Toleranz-Wert) |
| BATNEEC | Best available techniques not entailing excessive cost |
| BAU | Bundesanstalt fur Arbeitsschutz und Unfallforschung |
| BCA | Building Control Authority |
| BCC | Biocides Consultative Committee |
| BCC | British Ceramic Confederation |
| BCECA | British Chemical Engineering Contractors Association |
| BCF | Bromochlorodifluoromethane |
| BCMC | British Cable Makers Confederation |
| BCME | Bis chloromethyl ether |
| BCRU | British Committee on Radiological Units |
| BEI | Biological exposure indices |
| BEL | Biological exposure limits |
| BEM | Business excellence model |
| BEBOH | British Examining Board in Occupational Hygiene |
| BERSA | British Elastic Rope Sports Association |
| BEU * | Business efficiency unit |
| BEUC | European Consumers’ Bureau |
| BEWA | British Effluent And Water Association |
| BFI | Benefit Fraud Inspectorate |
| BG | British Gas |
| BGH | Bundesgerichtshof (Germany) |
| BGS | British Geological Survey |
| BHSS | British Health and Safety Society |
| BIAT | British Institute of Architectural Technologists |
| BIMBO | Buy in management buy out |
| BIOH | British Institute of Occupational Hygiene |
| BIP | Business improvement programme |
| Bis CME | Bis chloromethyl ether |
| BLEVE | Boiling liquid expanding vapour explosion |
| BLR | Blue light radiation |
| BMA | Bundesministerium fuer Arbeit und Sozialordnung (Germany) |
| BMHB | British Materials Handling Board |
| BMTA | British Measurement and Testing Association |
| BNS | Bureau de Normalisation de la Siderurgie (France) |
| BNTA | Bureau de Normalisation du Tube Acier (France) |
| BOHS | British Occupational Hygiene Society |
| BOO | Build own operate |
| BOP | Balance of plant |
| BPBIF | British Paper and Board Industry Federation |
| BPCA | British Pest Control Association |
| BPD | Biocidal Products Directive |
| BPEO | Best practicable environmental option |
| BPF | British Property Federation |
| BPM | Best practicable means |
| BRAC | Building Regulations Advisory Committee |
| BRE | Building Research Establishment |
| BREF | Best available techniques reference documents |
| BREL | British Rail Engineering Limited |
| BRIB | Better Regulation and International Branch |
| BRINDEX | Association of British Independent Oil Corporation Companies |
| BROA | British Rig Owners Association |
| BRTF | Better Regulation Task Force |
| BRU | Better Regulation Unit |
| BSA | Business Software Alliance |
| BSC | Balanced scorecard |
| BSD * | Business Services Division |
| BSE | Bovine spongiform encephalopathy |
| BSI | British Standards Institution |
| BSO | Basic safety objective |
| BSOR | Borehole Sites and Operations Regulations |
| BSR | Board of Standards Review (ANSI) |
| BSS | Basic Safety Standards Directive |
| BSTSA | British Surface Treatment Suppliers Association |
| BTL | Better team leadership |
| BTM | Bromotrifluoromethane |
| BTP | British Transport Police |
| BTS | Bureau Technique Syndical Europ’ en par la Sant’ et la Securit’ (Belgium) |
| BVS | Bergbau Versuchsstrecke (W. Germany) |
| BWF | British Woodworking Federation |
| BWR | Boiling water reactor |
| C & I | Control and Instrumentation |
| CA | Certifying authority |
| CA(BA) | Compressed air (breathing apparatus) |
| CAC | Codex Alimentarius Commission |
| CADD | Computer-aided design drafting |
| CAER | Community Awareness and Emergency Response (Chemical Manufacturers Association) |
| CAIRS | Canadian Institute for Radiation Safety |
| CAM | Computer aided manufacture |
| CAMEO | Computer-aided management of emergency operations |
| CAMR | Centre for Applied Microbiology and Research |
| CANDU | A Canadian developed reactor deriving its name from Canadian deuterium uranium |
| CANMET-DEMR | Canada Center for Mineral and Energy Technology – Department of Energy, Mines and Resources |
| CANUTEC | Canadian Transport Emergency Center |
| CAPM | Computer-aided production management |
| CAPS | Computer aided planning system |
| CARICOM | Caribbean Community and Common Market (formerly CARIFTA) |
| CARIFTA | See CARICOM |
| CAS | Chemical Abstracts Service |
| CASE | Council for Associated Stock Exchanges |
| CAT | Cable avoiding tool |
| CAWR | Control of Asbestos at Work Regulations |
| CBI | Confederation of British Industry |
| CBN | Cubic boron nitride |
| CBNM | Central Bureau for Nuclear Measurements |
| CBP | Construction best practice |
| CBT | Computer based training |
| CC | Construction Confederation |
| CCA | Compliance cost assessment |
| CCAB | Consultative Committee of Accountancy Bodies |
| CCC | Confederation of Construction Clients |
| CCCN | Customs Cooperation Council Nomenclature (EC) |
| CCD | Charge coupled device |
| CCE | Commission of the European Communities |
| CCE | Computer controlled equipment |
| CCF | Common cause failures (see PES) |
| CCF | Construction Clients Forum |
| CCHARR | Co-ordinating Committee on Health Aspects of Radiation Research |
| CCIT | International Telegraph and Telephone Consultative Committee |
| CCNSG | Client Contractor National Safety Group |
| CCOU | Construction Central Operations Unit |
| CCScheme | Considerate Constructor Scheme |
| CCTA | Central Computer and Telecommunications Agency |
| CD | Central Division (Hazardous Installations Directorate) |
| CD | Consultation distance |
| CD | Consultative document |
| CDA | Controlled droplet application |
| CDC | Centers for Disease Control (USA) |
| CDFR | Commercial demonstration fast reactor |
| CDG Rail | Carriage of Dangerous Goods by Rail Regulations |
| CDGCPL | Carriage of Dangerous Goods by Road and Rail (Classification, Packaging and Labelling) Regulations |
| CDM | Construction Design and Management |
| CDR | Communicable disease report (compiled by CDSC) |
| CD-ROM | Compact disc read only memory |
| CDSC | Communicable Disease Surveillance Centre |
| CEA | Chemical Engineering Abstracts (Produced by the Royal Society of Chemistry) |
| CEA-CEN | Commissariat a l’Energie Atomique-Centre d’Etudes Nucleaires |
| CEB | Corporate Efficiency Board |
| CEC | Commission of the European Communities |
| CECA | Civil Engineering Contractors Association |
| CECC | CENELEC Electronic Components Committee |
| CEDEFOP | European Centre for the Development of Vocational Training |
| CEDHYS | Association des Directeurs des Systemes d’Information de l’Industrie Pharmaceutique |
| CEE | Communaute Economique Europeenne (French for EEC) |
| CEE | Communita Economica Europea (Italian for EEC) |
| CEE | International Commission on Rules for the Approval of Electrical Equipment |
| CEEC | Central and eastern European countries |
| CEEFA | Committee for Electrical Equipment for use in Flammable Atmospheres (committee representing BEAMA) |
| CEEMAC * | Certification of Electrical Equipment for Mining Advisory Council |
| CEEP | Centre Europeen de l’Entreprise Publique |
| CEF | Cluster enhanced filter |
| CEF | Comite Electrotechnique Francais |
| CEFIC | European Chemical Industry Council |
| CEFLC | European Council of Chemical Manufacturers Federation |
| CEHO | Chief Environmental Health Officer |
| CEI | Council of Engineering Institutions |
| CEMEC | European Centre for Disaster Management |
| CEN | Comite Europeen de Normalisation |
| CENCER | CEN’s certification body |
| CENELEC | Comite Europeen de Normalisation Electrotechnique |
| CEOC | Colloque Europeen des Organismes de Controle |
| CEPS | Central Expertise Policy and Support |
| CEPT | Conference Europeenne des Administrations des Postes et des Telecommunications |
| CER | Carriage of Explosives Regulations |
| CERCHAR | Centre d’Etudes et Recherches des Charbonnages de France |
| CERCLA | Comprehensive Environment Response Compensation and Liability Act (USA) |
| CERD | Comite Europeen de Recherche et Developpment |
| CERIAC * | Ceramics Industry Advisory Committee |
| CERTICO | Certification Committee of ISO |
| CESD | Communications Electronics Security Department |
| CESI | Centro Elettrotecnico Sperimentale Italiano (Italy) |
| CET | Corrected effective temperature |
| CFD | Computational fluid dynamics |
| CFDRA | Campden Food and Drink Research Association |
| CFEs | Centres of financial expertise |
| CFF | Common funding formula (education) |
| CFRP | Carbon fibre reinforced plastic |
| CGPM | General Conference of Weights and Measures |
| CGTF | Central Government Task Force |
| CHANs * | Chemical Hazard Alert Notices |
| CHAS | Contractors Health and Safety Assessment Scheme |
| CHCS | Chemical Hazards Communications Society |
| CHEMAG | Chemicals in Agriculture Advisory Group |
| CHEMFAX * | Computerised database with Chemicals NIG |
| CHEMSAFE | Chemical Industry Scheme for Assistance in Freight |
| CHEMTREC | Chemical Transportation Emergency Center (USA) |
| CHID * | Chemicals and Hazardous Installations Division |
| CHIEF | Customs handling of import and export freight |
| CHIMP | Commission for Health Improvement |
| CHIP | Chemical (Hazard Information and Packaging) Regulations |
| CHP | Combined heat and power |
| CHSC | Corporate health and safety committee |
| CHSG | Construction Health and Safety Group |
| CHSW | Construction (Health Safety and Welfare) Regulations |
| CI | Chief Inspector |
| CIAg * | Chief Inspector of Agriculture |
| CIB | Chartered Institute of Building |
| CIB | Construction Industry Board |
| CIBSE | Chartered Institution of Building Services Engineers |
| CID | Chemical Industries Division |
| CIDI | Central Index of Dose Information |
| CIDST | Comite d’Information et de Documentation Scientifique et Technique |
| CIEC | Construction Industry Employers’ Council |
| CIEH | Chartered Institute of Environmental Health |
| CIM * | Chief Inspector’s Memo |
| CIM | International Convention Concerning the Carriage of Goods by Rail |
| CIMAH | Control of Industrial Major Accident Hazards Regulations |
| CIOB | Chartered Institute of Building |
| CIRC | Centre International de Recherche sur le Cancer (France) |
| CIS | International Occupational Safety and Health Information Centre |
| CISDOC | International Labour Organisation database available on OSHROM |
| CISPR | Comite International Special des Perturbations Radioelectriques |
| CITB | Construction Industry Training Board |
| CJD | Creutzfeldt-Jakob disease |
| CLA | Copyright Licensing Authority |
| CLASP | Consortium of Local Authorities Special Programme |
| CLAW | Control of Lead at Work Regulations 1980 |
| CLEANAIR | Campaign for a Smoke-Free Environment |
| CLEAR | Campaign for Lead-Free Air |
| CLECAT | Comite de liaison Europeen des commissionnaires et auxiliaires de transports du marche commun |
| CLER | Classification and Labelling of Explosives Regulations |
| CLG | Constructors liaison group |
| CLP | Classification Packaging and Labelling |
| CM | Case manager |
| CM | Command (paper) 1987 – |
| CME | Chloromethyl ether |
| Cmnd | Command (paper) 1958 – 1986 |
| CMO | Chief Medical Officer |
| CN | Case note |
| CNC | Computer numerical control |
| CNRS | Centre National de la Recherche Scientifique (Paris) |
| CNS | Comite de Normalisation de la Soudure (France) |
| CO | Carbon monoxide |
| CO | Clerical Officer (now Administrative Officer) |
| COAD | Chronic obstructive airways disease |
| COBRA | Cabinet Office Briefing Room A |
| (Code) IN | Inspection (code) |
| (Code) LCA | Legal Commentary – Acts (Code) |
| (Code) LCR | Legal Commentary – Regulations (Code) |
| (Code) LP | Legal Proceedings (Code) |
| (Code) LPS | Legal Proceedings – Scotland (Code) |
| (Code) OP | Office Procedures (Code) |
| (Code) OR | Organisation (Code) |
| CODEX | Codex Alimentarius Commission |
| COE | Council of Europe |
| COFFIN* | Construction and factory fatal information (database) |
| COFREND | Comite Francais des Essais Non Destructifs |
| COGEMA | Compagnie General des Matieres Nucleaires |
| COGENE | Committee on Genetic Experimentation |
| COI | Critical oxygen index |
| COIN | Corporate Operational Information |
| COIT | Central Office of Industrial Tribunals |
| COMAH | Control of Major Accident Hazards |
| COMARE | Committee on Medical Aspects of Radiation in the Environment |
| COMITEXTIL | Comite de Coordination des Industries Textiles de la CEE |
| COMMETT | EEC programme in Education and Training for Technology |
| CONCAWE | Oil Companies European Organization for Environment, Health and Safety (Belgium) |
| CONDAM | Construction Design and Management Regulations |
| ConDoc * | Consultative Document |
| CONIAC * | Construction Industry Advisory Committee |
| COP | Code of Practice |
| COPA | Control of Pollution Act |
| COPANT | Pan American Standards Commission |
| COPD | Chronic obstructive pulmonary disease |
| COPOLCO | Committee on Consumer Policy (ISO) |
| COPR | Control of Pesticides Regulations |
| COREPER | Committee of Permanent Representatives to the European Communities |
| CORGI | Council for Registered Gas Installers |
| COSAS | Corporate Science and Analytical Services Division |
| COSHH | Control of Substances Hazardous to Health Regulations |
| COSLA | Convention of Scottish Local Authorities |
| COST | Cooperation Europeenne dans la Domaine de la Recherche Scientifique et Technique |
| COT | Committee on Toxicity in Food, Consumer Products and the Environment |
| COVENIN | Comision Venezolana de Norma Industriales (Venezuela) |
| CP | Code of Practice |
| CPA | Construction Products Association |
| CPA | Crop Protection Association |
| CPC | Chemical protective clothing |
| CPIG | Crown Premises Inspection Group |
| CPL | Classification, Packaging and Labelling of Dangerous Substances Regulations 1984 |
| CPR | Cardiopulmonary resuscitation |
| CPS | Crown Prosecution Service |
| CRA | Chemical Recovery Association |
| CRB | Criminal Records Bureau |
| CRE | Coal Research Establishment (part of BCC) |
| CREST | Comite de Recherche Scientifique et Technique (European Community) |
| CREIPI | Central Research Institute of Electric Power Institute (Japan) |
| CRMP | Corporate risk management plan |
| CSAT | Civil Service Arbitration Tribunal |
| CSBF | Civil Service Benevolent Fund |
| CSBTS | China State Bureau of Technical Supervision |
| CSC | Civil Service College |
| CSC | Civil Service Commission |
| CSC | (International) Convention for Safe Containers |
| CSCS | Construction Skills Certification Scheme |
| CSIS | Civil Service Insurance Society |
| CSNWC | Civil Service National Whitley Council |
| CSOHS | Civil Service Occupational Health Service |
| CSPA | Civil Service Pensioners Alliance |
| CSR | Comprehensive spending reviews |
| CSR | Corporate social responsibility |
| CSRF | Civil Service Retirement Fellowship |
| CSSA | Computer Services and Software Association |
| CSTP | Committee on Scientific and Technological Policy (OECD) |
| CSTU | Control Systems Technology Committee |
| CTD | Cumulative trauma disorder |
| CTG | Corporate topic group |
| CTI | Castings Technology International |
| CTMU | Central Training Management Unit |
| CTPV | Coal tar pitch volatiles |
| CTS | Carpal tunnel syndrome |
| CTSA | Channel Tunnel Safety Authority |
| CUE | Common user estate |
| CV | Calorific value |
| CV | Check visit |
| CVCS | Chemical and volume control system |
| CVD | Cardiovascular disease |
| CVS | Chorionic villus sampling |
| CWR | Continuous welded rail |
| CZ | Consultation zone |
| dB | Decibels |
| DB | Dry bulb |
| dB(A) | Decibels on the A weighted scale |
| DBA | Design basis accident |
| DBFO | Design build finance operate |
| DC | Direct chill (casting) |
| DCEHO | Deputy Chief Environmental Health Officer |
| DCI * | Decided Cases Index |
| DCI * | Deputy Chief Inspector |
| DCIF * | Deputy Chief Inspector of Factories |
| DCIO | Deputy Chief Inspecting Officer (of Railways) |
| DCLG | Department for Communities and Local Government |
| DCM | Deputy Case Manager |
| DCMS | Department of Culture Media and Sport |
| DCOA | Deregulation and Contracting Out Act 1994 |
| DCPD | Dicyclopentadiene |
| D/D | Division/Directorate |
| DD | Divisional Director |
| DDG * | Deputy Director General |
| DDPH | Deputy Director of Public Health |
| DE | Department of Employment now Department for Education and Employment |
| DEF STAN | Defence Standards |
| DEFRA | Department for Environment, Food and Rural Affairs |
| DEHO | District Environmental Health Officer |
| DEHS | Director of Environmental Health Services |
| DEL | Departmental Expenditure Limit |
| DEMKO | Danmarks Elektriske Materielkontrol (Denmark) |
| DEMU | Diesel-electric multiple unit |
| DEn | Department of Energy wound up in 1992 now part of DTI |
| DERA | Defence Evaluation and Research Agency |
| DEVCO | Development Committee (ISO) |
| DfES | Department for Education and Skills |
| DFM | Dust, fume and mist |
| DFRS | Defence Fire and Rescue Service |
| DFS | Defence Fire Service |
| DfT | Department for Transport |
| DG * | Director General |
| DG | Directorate General (EC) |
| DH | Department of Health |
| DH | Duty holder |
| DIANE | Direct Information Access Network for Europe |
| DIAS * | Directorate of Information and Advisory Services. Health and Safety Executive |
| DIN | Deutsches Institut fur Normung (German Standards Institute) |
| DIP | Document image processing |
| DIS | Draft International Standard |
| DISP | Duty Holder Intervention Strategy Planning Board |
| DL | Distance learning |
| DLR | Docklands Light Railway |
| DMB | Divisional Management Board |
| DMU | Diesel multiple unit |
| DNA | Deoxyribonucleic acid |
| DNB | Departure from nucleate boiling |
| DNHPD | Department of National Health and Population Department (South Africa) |
| DO | Dangerous occurrence |
| DoE | Department of the Environment now Department for Environment, Food and Rural Affairs |
| DOE | Department of Energy (United States) |
| DOL | Department of Labor (United States) |
| DOT | Department of Transport now part of Department Transport, Local Government and the Regions |
| DOT | Department of Transportation (United States) |
| DP | Disabled person |
| DPE | Duty holder planning event |
| DRC | Disaster Research Centre (USA) |
| DS | Danish Standards Association |
| DSAC | Design safety analysis and control |
| DSC | Design safety case |
| DSC | Differential scanning calorimetry |
| DSE | Display screen equipment |
| DSEAR | Dangerous Substances and Explosives Atmospheres Regulations |
| DSHA Regs | Dangerous Substances in Harbours and Harbour Areas Regulations |
| DSO | Direct service organisation |
| DSS | Department of Social Security |
| DST * | Directorate of Science and Technology |
| DTA | Differential thermal analysis |
| DTI | Department of Trade and Industry |
| DTLR | Department for Transport, Local Government and the Regions |
| DTM | Desk top monitoring |
| DVD | Digital versatile disc |
| DVT | Driver van training |
| DWC | Department Whitley Council |
| DWL | Derived working levels |
| DWP | Department for Work and Pensions |
| EA | Environment Agency |
| EA75 | Explosives Act 1875 |
| EA regs | Health and Safety (Enforcing Authority) Regulations |
| EAC | European Agency for Cooperation (EC) |
| EAE | Evidence analysis and evaluation |
| EAEC | European Atomic Energy Community |
| EARA | European Asbestos Removal Association |
| EAS | Enterprise allowance scheme |
| EASE | Estimation and assessment of substance exposure |
| EASHW | European Agency for Safety and Health at Work |
| EAU * | Economic Advisors’ Unit (part of Policy Unit) |
| EAZ | Education action zone |
| EBW | Electron beam welding |
| EC | European Commission |
| EC | European Communities |
| ECA | Electrical Contractors Association |
| ECA | Economic Commission for Africa (UN) |
| ECA | European Chemicals Agency |
| ECAC | European Civil Aviation Conference |
| ECCS | Emergency core cooling system |
| ECDIN | Environmental Chemical Data Information Network (EC) |
| ECE | Economic Commission for Europe (UN) |
| ECETOC | European Chemical Industry Ecology and Toxicology Centre |
| ECG | European co-operation grouping |
| ECGD | Export Credits Guarantee Department |
| ECIA | Engineering Construction Industry Association |
| ECIS | European Communities Information Service |
| ECISS | European Committee for Iron and Steel Standardisation |
| ECITC | European Committee for I.T. Testing and Certification |
| ECL | Exposure control limit |
| ECMA | European Computer Manufacturers Association |
| ECOIN | European core inventory |
| ECS | Empty coaching stock |
| ECSU * | Electrical Certification Support Unit |
| ED | Employment Department now Department for Education and Skills |
| EDG | Employment Department Group |
| EDI | Electronic data interchange |
| EDO | Estate duty office |
| EDTA | Ethylene diaminetetraacetic acid |
| EEB | European Environmental Bureau |
| EECMB * | Electrical Equipment Certification Management Board |
| EECS * | Electrical Equipment Certification Service |
| EEF | Engineering Employers Federation |
| EEG | Europese Economische Gemeenschap (Dutch for EEC) |
| EEI | Edison Electric Institute |
| EEL | Emergency exposure limit |
| EEMUA | Engineering Equipment and Materials Users Association |
| EER | Emergency evacuation and rescue |
| EER | Evacuation, escape and rescue |
| EERA | Evacuation, escape and rescue assessment |
| EFL * | Explosion and Flame Laboratory, now part of HSL |
| EFTA | European Free Trade Association |
| EHO | Environmental health officer |
| EHSR | Essential health and safety requirement |
| EI * | (HM) Explosives Inspectorate |
| EIA | Environmental impact assessment |
| EIC | Energy Industries Council |
| EINECS | European Inventory of Existing Commercial Chemical Substances |
| ELCB | Earth leakage circuit breaker |
| ELCI | Employers’ Liability Compulsory Insurance |
| ELF | Extra low frequency |
| ELINCS | European list of notified chemical substances |
| ELO * | Enforcement liaison officer |
| EM * | Explanatory memorandum |
| EMA * | Employment Medical Adviser |
| EMAS * | Employment Medical Advisory Service |
| EMR | Electromagnetic radiation |
| EMSU * | Epidemiology and Medical Statistics Unit |
| EMU | Electrical multiple unit |
| EMU | European Economic and Monetary Union |
| EN | European Standard |
| ENA * | Employment Nursing Adviser |
| ENB | Explosives Notified Body |
| EO | Ethylene oxide |
| EO | Executive Officer |
| EOF | Europaeiske Okonomiske Faellesskab (Danish for EEC) |
| EOTC | European Organisation for Conformity Assessment |
| EPA | Environmental Protection Act |
| EPA | Environmental Protection Agency (USA) |
| EPI-DERM | Surveillance scheme for occupational skin disease |
| EPO | European Patent Organisation |
| EPOCH | European Programme on Climatology and Natural Hazards |
| EPS | Enforcement policy statement |
| EPS | European Pre-standard |
| ERB | Engineers Registration Board (CEI) |
| ERIC | Emergency response intervention card |
| ERL | Emergency reference level |
| ES | Ergonomics Society |
| ESAC * | Education Services Advisory Committee |
| ESB * | Executive Support Branch now Senior Management Support Unit |
| ESC | Economic and Social Committee (EC) |
| ESD | Emergency shutdown device |
| ESF | European Social Fund |
| ESFR | Early suppression fast response |
| ESH | Electric surface heating |
| ESP | Electrostatic precipitator |
| ESPRIT | European Strategic Programme for Research and Development in Information Technology |
| ESRA | European Safety and Reliability Association |
| ESReDA | European Safety Reliability and Data Association |
| ESTC | Explosives Storage and Transport Committee |
| ETS | Environmental tobacco smoke |
| ETS | European Telecommunications Standards |
| ETSI | European Telecommunications Standards Institute |
| ETVA | Elektrotechnische Versuchsanstalt (Austria) |
| EU | European Union |
| EURADOS | European Radiation Dosimetry Group |
| EURATOM | European Atomic Energy Community |
| EUROCONTROL | European Organisation for the Safety of Air Navigation |
| EUROCOOP | European Community of Consumers’ Co-operatives |
| EUROMAP | European Plastics Machinery Suppliers’ Association |
| EUROSH*NET | European Occupational Safety and Health Network |
| EUROSTATS | Series of statistics produced by the SOEC |
| EUROVENT | European Committee of Air Handling and Air Conditioning Equipment Manufacturers |
| EWC | European Works Councils |
| EWG | Europaeische Wirtschaftsgemeinschaft |
| EXCO | Executive Committee (ISO) |
| EXP | Expanded polystyrene |
| EXTEST | International Study Group for the Standardisation of Methods of Testing Explosives |
| EZ | Enterprise zone |
| F & GPC | Finance and General Purposes Committee (sub-committee of NEC) |
| F&RA | Fire and Rescue Authority |
| FAC | Food and Agriculture Committee |
| FAO | Food and Agriculture Organization of the United Nations |
| FAST | Federation against Software Theft |
| FASTCo | Forestry and Arboriculture Safety and Training Council |
| FBG | Fluidised bed generator |
| FCG * | Field Consultant Group |
| FC(SP)R | Fire Certificate (Special Premises) Regulations 1976 |
| FDA | Food and Drug Administration (USA) |
| FDA | Association of First Division Civil Servants |
| FDIS | Final Draft International Standard |
| FEPA | Food and Environment Protection Act |
| FER | Fundamental Expenditure Review |
| FFI | Flexible film isolator |
| FI * | (HM) Factory Inspectorate |
| FIAC * | Foundries Industry Advisory Committee |
| FIC * | Factory Inspectorate (Subject File) Circular |
| FIM * | Factory Inspectorate Minute |
| FIN * | Factory Inspectorate Note |
| FINU * | Finance Unit (part of Resources and Planning Directorate) |
| FIRA | Furniture Industry Research Association |
| FIRAC * | Factory Inspectorate Research Advisory Committee |
| FISM * | Factory Inspectorate Specialist Minute |
| FISP * | Financial Systems and Payments |
| Fit3 | Fit for work, fit for life, fit for tomorrow |
| FL | Flexileave |
| FLP | Flameproof |
| FLT | Fork lift truck |
| FM | Factory Mutual (USA) |
| FMAS | Financial Management Accounting System |
| FMB | Federation of Master Builders |
| FMI | Financial Management Initiative |
| FMU * | Field Management Unit |
| FOCUS * | Field Operations Computer System |
| FOD * | Field Operations Directorate |
| FOD MB | FOD Management Board |
| FOILE | FOD’s iInterventions with large employers |
| FOM * | Fortnightly Operational Minute (issued by FOD) |
| FOPS | Falling Object Protective Structure(s) |
| FOU | For Official Use |
| FP* | Field Professional |
| FPA71 | Fire Precautions Act 1971 |
| FPO | Fire Prevention Officer |
| FPSO | Floating production storage and off-loading unit |
| FPU * | Finance and Planning Unit |
| FP(W)R | Fire Precautions (Workplace) Regulations 1997 |
| FRAB | Financial Reporting and Advisory Board |
| FRS | Financial Reporting Standards |
| FRS | Fire Research Station (part of BRE) |
| FSA | Financial Services Authority |
| FSA | Foreign Service Allowances |
| FSA | Food Standards Agency |
| FSAC | Food Safety Advisory Centre |
| FSBP | Finger systolic blood pressure |
| FSO | Fire Safety Officer |
| FSO | Formal Second Opinion |
| FSR | Filter self-rescuer (mining) |
| FSSU * | Field Scientific Support Unit now Field Services Unit |
| FST | Finger skin temperature |
| FSU * | Field Services Unit |
| FSU | Floating storage unit |
| FSV | Free steered vehicle |
| FWH | Flexible working hours |
| FWR | Functional work recording system |
| GAAP | Generally Accepted Accounting Practice |
| GAD | Gas Appliances Directive |
| GAD | Government Actuaries Department |
| GAE | General Administrative Expenditure |
| GAMBICA | Association for the Instrumentation, Control and Automation Industry in the UK |
| GATT | General Agreement on Tariffs and Trade |
| GDO | General Development Order |
| GDP | Gross Domestic Product |
| GDPO | General Development Procedure Order |
| GFP | General fire precautions |
| GGF | Glass and Glazing Federation |
| GHGB | Good Health is Good Business |
| GHS | Globally Harmonised Systems |
| GIE | Groupement d’Interet Economique |
| GILSP | Good industrial large scale practice |
| GLA | Gangmaster Licensing Authority |
| GLA | Greater London Authority |
| GLC | Gas liquid chromatography |
| GLP | Good laboratory practice |
| GLSP | Good large scale practice |
| GLW | Gross laden weight |
| GM | Genetically modified |
| GM | Guidance Memoranda |
| GMAW | Gas metal arc welding |
| GMO | Genetically modified organism |
| GN | Guidance Note |
| GN:CS | Guidance Note : Chemical Safety |
| GN:EH | Guidance Note : Environmental Health |
| GN:GS | Guidance Note : General Series |
| GN:MS | Guidance Note : Medical Series |
| GN:PM | Guidance Note : Plant and Machinery |
| GNVQ | General National Vocational Qualification |
| GOST USSR | State Committee for Standards |
| GPA | Agreement on Government Procurement |
| GRP | Glass reinforced plastic |
| GSI | Government Secure Intranet |
| GSMR | Gas Safety Management Regulations |
| GSTP | Generalised System of Tariff Preferences |
| GT | Globe thermometer |
| GTA | Government Technical Adviser |
| GTAW | Gas tungsten arc welding |
| HACCP | Hazard analysis critical control point |
| HAI | Hospital acquired infections |
| HAM | Hand held monitor |
| HASAC | Health and Safety Advice Centre |
| HASAWA | * Health and Safety at Work Act 1974 |
| HASCOG | Health and Safety Co-ordinating Group (IEHO) |
| HAV | Hand-arm vibration |
| HAV | Hepatitis A virus |
| HAZAN | Hazard analysis numerical methods |
| HAZCOM | Hazards Communication Standard |
| HAZOP | Hazard and Operability Study |
| HBIG | Hepatitis B immunoglobulin |
| HBV | Hepatitis B virus |
| HC | Health Circular (DH) |
| HD | Harmonization Document |
| HD | * Health Directorate |
| HD | Hodgkins disease |
| HECR | Highly exothermic chemical reactions |
| HEDSET | Harmonised electronic data set (European Communities) |
| HELA | * Health and Safety Executive/Local Authorities Enforcement Liaison Committee |
| HEO | Higher Executive Officer |
| HEPA | High efficiency particulate air (refers to high efficiency air filters) |
| HEPOL | * Health and Safety Executive/Police force Enforcement Liaison Committee |
| HES | Home electronic systems |
| HFL | Highly flammable liquid |
| HGV | Heavy goods vehicle |
| HHE | Health Hazard Evaluation |
| HHS | Hypothenar hammer syndrome |
| HHSI | High-head safety Injection |
| HI | Hazardous installation |
| HIA | Health Impact Assessment |
| HID | Hazardous Installations Directorate |
| HIPU | * Hazardous Installations Policy Unit, now part of CHID |
| HIV | Human Immunovirus/immunodeficiency virus |
| HMAI | * Her Majesty’s Agricultural Inspectorate, now part of FOD |
| HMAC | Hazardous Materials Advisory Council (U.S.A.) |
| HMCG | Her Majesty’s Coastguard |
| HMEI | * Her Majesty’s Explosives Inspectorate |
| HMFI | * Her Majesty’s Factory Inspectorate |
| HMIM | * Her Majesty’s Inspectorate of Mines |
| HMIP | Her Majesty’s Inspectorate of Pollution (part of Environment Agency) |
| HMIPI | Her Majesty’s Industrial Pollution Inspectorate for Scotland |
| HMNII | * Her Majesty’s Nuclear Installations Inspectorate |
| HMRI | * Her Majesty’s Railway Inspectorate |
| HN | Health Notice (DH) |
| HNMR | High resolution nuclear magnetic resonance |
| HO | Home Office |
| HoOPs | Head of Operations |
| HOTL | Heads of Testing Laboratories Working Group of the EEC |
| HPD | * Health Policy Division now Health Directorate |
| HPD | Hearing protection devices |
| HPLC | High performance liquid chromatography |
| HPM | Hazardous production materials |
| HPTLC | High performance thin layer chromatography |
| HPV | High production volume |
| HRD | * Human Resource Development |
| HRM | * Human Resource Management |
| HRMB | * Human Resource Management Branch |
| HRR | Health Risk Review |
| HRSC | Human resources service centre |
| HRU | * Human Resources Unit |
| HSA | Hazardous Substances Authority |
| HSA | Health and Safety Adviser |
| HSA | Health and Safety Authority (Republic of Ireland) |
| HSAC | * Health Services Advisory Committee |
| HSAM | * Health and Safety Administrative Minute |
| HSAM(GAP) | * Health and Safety Administrative Minute (General Administrative Procedures) |
| HSAM(INF) | * Health and Safety Administrative Minute (Information) |
| HSAM(PM) | * Health and Safety Administrative Minute (Personnel Management) |
| HSAO | Health and Safety Awareness Officer |
| HSC | * Health and Safety Commission |
| HSCER | Health and Safety (Consultation with Employers) Regulations |
| HSE | * Health and Safety Executive |
| HS(EA) Regs | * The Health and Safety (Enforcing Authority) Regulations 1977 |
| HSE(M) | * HSE Electrical Equipment Certification and Approvals Authority (Mining) |
| HSELINE | * HSE Information Services publicly available computerised database of bibliographic references on health and safety at work. Also available on OSHROM |
| HSEM | * Health and Safety Executive Minute |
| HSENI | Health and Safety Executive Northern Ireland |
| HSG | Health and Safety Guidance Booklet |
| HS(G) | * Health and Safety (Guidance) (Booklet) |
| HSK | Hauptabteilung fuer die Sicherheit der Kernanlagen Bundesamt fuer Energiewirtschaft (Switzerland) |
| HSL | * Health and Safety Laboratory |
| HSO | Higher Scientific Officer |
| HSPL | Health and Safety Policy Liaison (Department of Environment) |
| HS(R) | * Health and Safety (Regulations) (Booklet) |
| HST | High Speed Train |
| HSW Act | Health and Safety at Work, etc. Act 1974 |
| HSWA | Health and Safety at Work etc. Act 1974 |
| HT | Hazard type |
| HT | High tension (electrical) |
| HTLV(III) | Human T-cell lymphotropic virus |
| HTML | Hypertext mark up language |
| HTR | High temperature reactor |
| HV | High voltage |
| HVAC | Heating, ventilating and air conditioning |
| HVCA | Heating and Ventilation Contractors Association |
| HWE | Healthy Worker Effect |
| HWI | Hazardous Waste Inspectorate (DoE) |
| Hz | Hertz |
| HzSC | Hazardous Substances Consent |
| IAC * | Industry Advisory Committee |
| IADC | International Association of Drilling Contractors |
| IAES | International Academy of Environmental Safety |
| IALI | International Association of Labour Inspection |
| IAM | Institute of Advanced Motorists |
| IARC | International Agency for Research on Cancer (WHO) |
| IAS * | Information and Advisory Services |
| IB | International Branch (part of Policy Unit) |
| IBN | Institut Belge de Normalisation (Belgium) |
| ICANN | International Cooperation for Assigned Names and Numbers |
| ICAO | International Civil Aviation Organization |
| ICAP | International Code Assessment and Applications Programme |
| ICC | International Chamber of Commerce |
| ICE | Institute of Chartered Engineers |
| ICES | Institute of Civil Engineering Surveyors |
| ICFMH | International Committee on Food Microbiology and Hygiene |
| ICNIRP | International Commission on Non-Ionising Radiation Protection |
| ICOEH | International Commission for Occupational and Environmental Health |
| ICOH | International Commission on Occupational Health (Singapore) |
| ICOMH | International Committee on Occupational Mental Health |
| ICONE | Index Comparatif des Normes Europeenes (comparative index of European Standards) |
| ICPEMC | International Commission for Protection Against Environmental Mutagens and Carcinogens |
| ICRP | International Commission on Radiological Protection |
| ICRU | International Commission on Radiation Units and Measurements |
| ICS | International Classification for Standards |
| ICS | Investors Compensation Scheme |
| ICSCA | Industry Co-operation on Standards and Conformity Assessment |
| ID | Infectious dose |
| ID | Internal diameter |
| IDCAFS | Inter-departmental Committee on Animal Feeding Stuffs |
| IDE | Institute of Demolition Engineers |
| IDEA | Improvement and Development Agency |
| IDLH | Immediately Dangerous to Life or Health |
| IEA | International Energy Agency (OECD) |
| IEB * | International and Environment Branch now International Section |
| IEC | International Electrotechnical Commission |
| IECC | Integrated Electronic Control Centre |
| IECEE | International Electrotechnical Commission’s Certification Scheme |
| IEE | The Institution of Electrical Engineers |
| IEIC | Independent Engineering Insurers’ Committee |
| IER | Institute of Employment Research now Institute of Employment Studies |
| IES | Institute for Employment Studies |
| IFAN | International Federation for the Application of Standards |
| IG | Immunoglobulin |
| IG * | Industry Group |
| IGUS | International Group for Unstable Substances (OECD) |
| IHAC | Industrial Health Advisory Committee |
| IHSSF | International Healthcare Safety and Security Foundation |
| IIAC | Industrial Injuries Advisory Council |
| IiP | Investors in People |
| IIRSM | International Institute of Risk and Safety Management |
| ILA | Individual learning account |
| ILAC | International Laboratory Accreditation Scheme |
| ILB | Industry Lead Body |
| ILE | Institution of Lighting Engineers |
| ILGRA | Interdepartmental Liaison Group on Risk Assessment |
| ILMS * | Integrated Library Management System |
| ILO | International Labour Organisation |
| ILO * | Information Liaison Officer |
| ILS | Industrial Law Society |
| ILT | Industrial Language Training |
| ILV | Indicative Limit Value (now known as IOELVs – Indicative Occupational Exposure Limit Values |
| ILW | Intermediate level waste |
| ILWS | Inductive loop warning system |
| IM * | Information Manager |
| IMDG | International Maritime Dangerous Goods Code |
| IMECHE | Institution of Mechanical Engineers |
| IMO | International Maritime Organization (was IMCO) |
| IMS | Industrial methylated spirit |
| IMT | Inspection Management Team |
| IMU | Information Management Unit |
| IMW | Institute of Wastes Management (Northampton) |
| IN | Improvement Notice |
| IN | Issue Note |
| INCOTERMS | International rules for interpretation of terms frequently used in foreign trade contracts |
| INDG | Industry Guidance |
| IND(G) | Industry Guidance |
| INFCO | Standing Committee for the Study of Scientific and Technical Information on Standardization (ISO) |
| INFOTERRA | International Referral System for Sources of Environmental Information (UN) |
| INIEX | Institut National des Industries Extractives (Belgium) |
| INIS | International Nuclear Information Service (IAEA) |
| INM | Institute of Naval Medicine (Royal Navy) |
| INPACT | Institut pour l’Amelioration des Conditions de Travail (France) |
| INPO | Institute of Nuclear Power Operations |
| INRS | Institut National de Recherche et de Securite (France) |
| INSEAD | Institut Europeen d’Administration des Affaires |
| INSHT | Instituto Nacional de Seguridad e Higiene en el Trabajo (Spain) |
| INTERTANKO | International Association of Independent Tanker Owners |
| INTEREP * | HSE and Information Services’ computerised database of bibliographic references to confidential and unpublished documents on health and safety at work. Restricted to HSE staff |
| INTEREX * | HSE Information Services computerised database of exchange agreements with organisations in the UK and abroad |
| IO | Inspecting Officer (of Railways) |
| IOD | Institute of Directors |
| IOELV | Indicative Occupational Exposure Limit Value |
| IOH | Institute of Occupational Health (University of Birmingham) |
| IOH | Institution of Occupational Hygienists |
| IOHA | International Occupational Hygiene Association |
| IOM | Institute of Occupational Medicine (Edinburgh) |
| IOMC | Interorganisation Programme for the Sound Management of Chemicals |
| IOSH | Institution of Occupational Safety and Health |
| IP | Injured person |
| IP | Institute of Physics |
| IPA | Isopropyl alcohol |
| IPC | Integrated pollution control |
| IPG * | Information Planning Group |
| IPLA | HM Inspectorate of Pollution/LA Enforcement Liaison Committee |
| IPMS | Institution of Professionals, Managers and Specialists |
| IPPC | Integrated pollution prevention and control |
| IPPR | Institute for Public Policy Research |
| IPR | Integrated pollution regulation |
| IPS | Integrated Protection System |
| IPT | Insurance Premium Tax |
| IQS | Institute of Quantity Surveyors |
| IR | Infra red |
| IR | Ionising radiation |
| IRAM | Instituto Argentino de Racionalizacion de Materiales (Argentina) |
| IRIS | Integrated Risk Information System (USA) |
| IRLR | Industrial Relations Law Report |
| IRM | Inspection repair and maintenance (Offshore) |
| IRM | Institute of Risk Management |
| IRO | Integrated Regional Offices |
| IRP | Institute of Radiation Protection |
| IRP | Intellectual Property Rights |
| IRPA | International Radiation Protection Association |
| IRPTC | International Register of Potentially Toxic Chemicals (UN) |
| IRR | Ionising Radiations Regulations |
| IRRG | Ionising Radiations Research Group |
| IRRV | Institute of Revenues Rating and Valuation |
| IR(SS) Regs | Ionising Radiations (Sealed Sources) Regulations |
| IR(URS) Regs | Ionising Radiations (Unsealed Radioactive Substances) Regulations |
| IS * | Information Services |
| IS * | Information Specialist |
| IS | Intrinsic safety |
| IS | Intrinsically safe |
| ISBN | International Standard Book Number(ing) |
| ISCA | International Standards Steering Committee for Consumer Affairs |
| ISEC | Information Strategy Executive Committee |
| ISGOTT | International Safety Guide for Oil Tankers and Terminals |
| ISI | In-service inspection |
| ISIC | International standard industrial classification |
| ISO | International Organization for Standardization |
| ISP | International Standard Problem |
| ISRS | International Safety Rating System |
| ISSA | International Social Security Association |
| ISSG | Information Strategy Steering Group |
| ISTR | Institute of Safety in Technology and Research |
| ISVR | Institute of Sound and Vibration Research (Southampton) |
| IT | Industrial Tribunal |
| IT | Information technology |
| ITB | Industry Training Board |
| ITB | Insurance Technical Bureau |
| ITSA | Independent Tank Storage Association |
| ITSI | Information Technology Standards Institute |
| IUPAC | International Union of Pure and Applied Chemistry |
| IWEM | Institution of Water and Environmental Management |
| IWM | Institute of Wastes Management |
| IZ | Inner zone |
| JAC | Joint Advisory Committee |
| JACR | Joint Advisory Committee Report |
| JDI | Joint Declaration of Intent |
| JDS | Joint Disciplinary Scheme |
| JEA | Japan Electric Association |
| JEC | Japanese Electrotechnical Committee |
| JFRO | Joint Fire Research Organisation |
| JIB | Joint Industry Board for the Electrical Contracting Industry |
| JIC | Joint Industrial Council |
| JIG | Job Interview Guarantee |
| JIS | Japanese Standard Association |
| JISC | Japanese Industrial Standards Committee |
| JISC | Joint Industry Safety Committee |
| JML | Japanese Ministry of Labour |
| JNC | Joint National Committee (IPMS, FDA, SCS) |
| JOCE | Journal Officiel des Communautes Europeennes |
| JRC | Joint Research Centre (EURATOM) |
| JSC | Joint Standing Committee |
| JSCR | Joint Standing Committee Report |
| JWG | Joint Working Group |
| JWP | Joint Working Party |
| KAN | Kommission Arbeitsschutz und Normung |
| KHF | Know How Fund |
| KIT | Keep in touch |
| KTA | Kerntecnischer Ausschuss |
| KWU | Kraftwerk Union |
| LA | Local authority |
| LAA | Laboratory animal allergy |
| LAA | Local Authority Associations |
| LAAPS | Local Authority Accident Prevention and Safety Services |
| LAC | Local Authority Circular |
| LACOTS | Local Authority Committee on Trading Standards |
| LADD | Lifetime average daily dose |
| LASER | Light amplification by stimulated emission of radiation |
| LASP | Local Authorities Strategic Programme |
| LASS | Leisure Accident Surveillance System |
| LAU | Local Authority Unit |
| LAUTRO | Life Assurance and Unit Trust Regulatory Office |
| LBA | London Boroughs Association |
| LBCNC | Land Based Colleges National Consortium |
| LBRO | Local better regulation office |
| LC * | Licence condition |
| LCDP | Local career development panels |
| LCIE | Laboratoire Central des Industries Electriques (France) |
| LCLo | Lethal concentration low |
| LCRG | Local Career Review Group |
| LC5O | Lethal concentration 50 |
| LD | Land Division |
| LDA | Linear photodiode array |
| LDG | List of dangerous goods |
| LDLo | Lethal dose low |
| LD50 | Lethal dose fifty |
| LEA | Local Enterprise Agency |
| LEL | Lower explosive limit |
| LEL | Lower exposure limit |
| LEQ | Equivalent continuous sound level |
| LEQ(8)hr | Equivalent Continuous Sound Level (normalised to 8 hours) |
| LEV | Local exhaust ventilation |
| LFDCA | London Fire and Civil Defence Authority |
| LFL | Lower flammability limit |
| LFS | Labour Force Survey |
| LGA | Local Government Association |
| LGSC | Landlord’s gas safety certificate |
| LGTF | Local Government Task Force |
| LIF | Laser induced fluorescence |
| LIF | Lighting Industry Federation |
| LIFFE | London International Financial and Futures Exchange |
| LIMS | Laboratory Information Management Systems |
| LIS * | Library and Information Services, now Information Services |
| LITTS | Large Inventory Top Tier Site(s) |
| LLC * | Local Liaison Committee |
| LLMI | Local Labour Market Intelligence |
| LLP | Limited Liability Partnerships |
| LMFBR | Liquid metal fast breeder reactor |
| LMS | Labour Market System (employment data) |
| LNG | Liquefied natural gas |
| LOCA | Loss of coolant accident |
| LOCAE | List of Classified and Authorised Explosives |
| LOD | Limit of Detection |
| LOEL | Lowest Observed Effect Level |
| LOFT | Loss of Fluid Test Programme (OECD) |
| LOLER | Lifting Operations and Lifting Equipment Regulations |
| LOPP | Large Organisations Pilot Project |
| LOQ | Limit of Quantitation |
| LOX | Liquid oxygen |
| LP | Liquefied petroleum |
| LP | Low pressure |
| LPA | Local Planning Authority |
| LPC | Loss Prevention Council |
| LPG | Liquefied petroleum gas |
| LPGA | Liquefied Petroleum Gas Association |
| LPGITA | Liquefied Petroleum Gas Industry Technical Association |
| LREC | Local Research Ethics Committee |
| LRT | Light rapid transit |
| LRV | Light rail vehicle |
| LSEV | Laboratoire des Substances Explosives de Vemeuil |
| LSS | Load scaling sensitivity |
| LTA | Lost time accident |
| LTI | Lost time incident |
| LTSRs | Long Term Safety Reviews |
| LUL | London Underground Limited |
| LV | Low voltage |
| LV | Low volume |
| LVD | Low voltage directive |
| LWC | Local Whitley Committee |
| LWR | Light water reactor |
| LWRA | London Waste Regulation Authority |
| M & E | Mechanical and Electrical |
| MAC | Maximum Acceptable Concentration or Maximum Allowable Concentration |
| MACE | Multipurpose Automatic Control Equipment |
| MAFF * | Ministry of Agriculture, Fisheries and Food |
| MAFS | Management Arrangements Feasibility Study (in FOD) |
| MAG | Metal active gas |
| MAG | Metal arc gas |
| MAGNET | Minority Action Group Network |
| MAIB | Marine Accident Investigation Branch |
| MAK | Maximale Arbeitsplatzkonzentration(en) German |
| MAPP | Major Accident Prevention Policy |
| MAR | Management and Administration |
| MARCODE* | Database of Investigated Accidents (originally Marches Code) |
| MAS | (Civil Service) Medical Advisory Service, now Occupational Health and Safety Agency Ltd. |
| MaTSU | Marine Technology Support Unit |
| MAUK | Mining Association of the UK |
| MAWP | Maximum Allowable Working Pressure |
| MB | Management Board |
| MbO | Management by Objective(s) |
| MbOCA | 4,4’Methylene-bis-(2-chloroaniline) |
| MCA | Maritime and Coastguard Agency |
| MCB | Manually controlled barrier (crossings) |
| MCCS | Microclimate cooling system |
| MCG | Major Contractors Group |
| MCI | Management Charter Initiative |
| MCS | Microclimate cooling system |
| MCS | Mining Certification Service (See HSE (M)) |
| MDHS | Methods for the Determination of Hazardous Substances |
| MDI | Diphenylmethane diisocyanate |
| MDI | Methyl diphenylene diisocyanate |
| MDTSA | Methods for the Detection of Toxic Substances in Air |
| ME | Myalgic encephalomyelitis |
| MECS * | Mining Equipment Certification Service (part of BASEEFA) |
| MEK | Methyl ethyl ketone |
| MEL * | Maximum Exposure Limit |
| MEPC | Marine Environment Protection Committee |
| MESG | Maximum experimental safe gap |
| MeV | Million electron volts or mega electron volts |
| MEWP | Mobile elevating work platform |
| MFCI | Molten Fuel Coolant Interaction |
| MH | Major hazards |
| MHAU * | Major Hazards Assessment Unit |
| MHIDAS | Major Hazards Incident Data Service. Database available on OSHROM |
| MHLWP | Major Hazards Legislation Working Party |
| MHSP | Major hazards strategic programme |
| MHSWR | Management of Health and Safety at Work Regulations |
| (HM) MI | Mines Inspectorate |
| MI | Mandatory Investigation |
| MI | Myocardial infarction |
| MIC | Methyl isocyanate |
| MIC | Minimum ignition current |
| MIC | Mining Industry Committee |
| MIDAS | Machine information display and automation system |
| MIE | Minimum ignition energy |
| MIG | Metal inert gas |
| MIGE | Missile impact and gaseous explosions |
| MIIB | Major incident investigation board |
| MINOS | Mine Operating System |
| MIPG | Major incident progess group |
| MIPS | Median Index of Public Sector Tender Prices |
| MIRWMS | Merseyside Ionising Radiation Warning and Monitoring System |
| MIS | Management Information Systems |
| MIS | Manufacturers, importers and suppliers |
| MISHAP | Model for the Estimation of Individual Societal Risk from the Hazards of Pipelines |
| MLH | Minimum List Heading (of the Standard Industrial Classification) |
| MMMA | Metalforming Machinery Makers’ Association |
| MMMF | Man-made mineral fibre |
| MMWR | Morbidity and Mortality Weekly Report (USA) |
| MND | Motorneuron(e) disease |
| MNE | Multinational enterprise |
| MOCA | 4,4′ Methylene-bis-(2-chloroaniline) |
| MOD | Ministry of Defence |
| MOD(AD) | Ministry of Defence (Army Dept) |
| MOD(AFD) | Ministry of Defence (Air Force Dept) |
| MOD(N) | Ministry of Defence (Naval Dept) |
| MOD(PE) | Ministry of Defence (Procurement Executive) |
| MOR | Mortality Odds Ratio |
| MOTO | Memorandum of Terms of Occupancy |
| MoU | Memorandum of Understanding |
| MPC | Maximum Permissible Concentrations |
| MPC | Monetary Policy Committee |
| MPE | Maximum Permissible Exposure |
| MPO | Management and Personnel Office |
| MQ * | Mines and Quarries |
| MQB * | Mining Qualifications Board |
| (HM) MQI * | (HM) Mines and Quarries Inspectorate now Mines Inspectorate |
| MR | Mandatory Reporting |
| MRA | Mutual Recognition Agreement |
| MRDE | Mining Research and Development Establishment (now Coal Research Establishment) |
| MREC | Multicentre Research Ethics Committee |
| MRL | Maximum Residue Limit |
| MS | Manuscript |
| MS | Mass spectrometry |
| MS | Member State (of European Union) |
| MSC | Maritime Safety Commission |
| MSD | Musculoskeletal disorder |
| MSDS | Material Safety Data Sheet(s) |
| MSER | Manufacture and Storage of Explosives Regulations |
| MSF | Manufacturing Science Finance Union |
| MSHC | Mines Safety and Health Commission (sometimes used instead of SHCMOEI) |
| MSIV | Main steam isolating valve |
| MSLB | Main steam line break |
| MT | Management Trainee |
| MTD | Marine Technology Directorate |
| MTIRA | Machine Tool Industry Research Association (now AMTRI) |
| MU | Multiple Unit (train) |
| MVA | Market value added |
| MVBR | Motor vehicle body repair |
| MVR | Motor vehicle repair |
| MW | Microwave |
| MWF | Metalworking fluid(s) |
| MWL | Miniature warning light |
| MZ | Middle zone |
| NAAFI | Navy, Army, Air Force Institute |
| NAC | National Agricultural Centre |
| NACB | National Accreditation of Certification Bodies |
| NADOR | Notification of Accidents and Dangerous Occurrences Regulations |
| NAFE | Non-advanced further education |
| NAFLIC | National Association for Leisure Industry Certification |
| NAIR | National Arrangements for Incidents involving Radioactivity |
| NAM | National Account Managers |
| NAO | National Audit Office |
| NAPP * | Non-Agricultural Pesticides Panel |
| NAPS | Nationwide Association of Preserving Specialists |
| NARM | Naturally occurring and accelerator produced radioactive material |
| NASC | National Association of Scaffolding Contractors |
| NATLAS | National Testing Laboratory Accreditation Scheme |
| NATM | New Austrian Tunnelling Method |
| NAWDC | National Association of Waste Disposal Contractors |
| NCB | National Coal Board, now British Coal Corporation |
| NCEC | National Chemical Emergency Centre |
| NCF | National Contractors Federation |
| NCIS | National Criminal Intelligence Service |
| NCSIIB | National Certification Scheme for Inservice Inspection Bodies |
| NCVQ | National Council for Vocational Qualifications |
| NDLB | National Dock Labour Board |
| NDPB | Non Departmental Public Body |
| NDT | Non-destructive testing |
| NE | Nuclear Electric |
| NEA | Nuclear Energy Agency (OECD) |
| NEB | Nuclear Energy Board of Ireland, Dublin |
| NEBOSH | National Examination Board in Occupational Safety and Health |
| NEBR | Nuclear Emergency Briefing Room |
| NEBROSH | National Examination Board in Risk, Occupational Safety and Health |
| NEC | National Executive Committee |
| NEC | Net Explosives Content |
| NEC | Network Emergency Co-ordinator |
| NEDB | National Exposure Data Base |
| NEMKO | Norges Elektriske Materiellkontroll (Norway) |
| NEPLG | Nuclear Emergency Planning Liaison Group |
| NESC | Network for Evaluating Steel Components |
| NES | Not Elsewhere Specified |
| NFB | National Federation of Builders |
| NFCI | National Federation of Clay Industries |
| NFDC | National Federation of Demolition Contractors |
| NFRC | National Federation of Roofing Contractors |
| NGL | Natural gas liquid(s) |
| NGO | Non-Governmental Organisation |
| NHBC | National House Building Council |
| NI | Nominated Inspector |
| NI | Northern Ireland |
| NIAOA | National Insurance Agency Against Occupational Accidents (Italy) |
| NICE | National Institute for Clinical Excellence |
| NIDA | National Institute on Drug Abuse (USA) |
| NIEHS | National Institute of Environmental Health Sciences |
| NIG * | National Interest Group |
| NIGM * | National Interest Group Minute |
| NIH | National Institutes of Health (USA) |
| NIHHS | Notification of Installations Handling Hazardous Substances Regulations |
| NIHL | Noise induced hearing loss |
| (HM) NII * | (HM) Nuclear Installations Inspectorate (operational arm of the Nuclear Safety Directorate, Health and Safety Executive) |
| NIMEXE | Harmonised nomenclature for foreign trade statistics of the EEC |
| NIOSH | National Institute for Occupational Safety and Health (USA) |
| NIOSHTIC | National Institute for Occupational Safety and Health database, available on OSHROM |
| NIR | Non-ionising radiation |
| NIR | Northern Ireland Railway |
| NIREX | Nuclear Industry Radioactive Waste Executive |
| NIST | National Institute of Standards and Technology (USA) |
| NJUG | National Joint Utilities Group |
| NMR | Nuclear magnetic resonance |
| NNC | National Nuclear Corporation |
| NNI | Nederlands Normalisatie Instituut (Netherlands) |
| NOAEL | No Observed Adverse Effect Level |
| NOES | National Occupational Exposure Survey (U.S.A.) |
| NONS | Notification of New Substances Regulations |
| NPF | Nominal protection factor |
| NPTC | National Proficiency Tests Council |
| NRA | National Rivers Authority |
| NRC | Nuclear Regulatory Commission (USA) |
| NRG * | National Responsibility Group now National Interest Group |
| NRPB | National Radiological Protection Board |
| NRT | National Responsibility Team |
| NSCC | National Specialist Contractors Council |
| NSD * | Nuclear Safety Directorate, Health and Safety Executive |
| NSF | Norges Standardiseringsforbund (Norway) |
| NSRMU | Nuclear Safety Research Management Unit |
| NSRSG | Nuclear Safety Research Steering Group |
| NSSF | National Standardisation Strategic Framework |
| NSSS | Nuclear steam supply system |
| NTI | New Training Initiative |
| NTIS | National Technical Information Service (USA) |
| NTP | Normal temperature and pressure |
| NTP | National Toxicology Program (USA) |
| NTSB | National Transportation Safety Board (USA) |
| NUI | Normally Unattended Installation |
| NUREG | US Nuclear Regulatory Commission publication |
| NUSAC | Nuclear Safety Advisory Committee |
| NVLAP | National Voluntary Laboratory Accreditation Program (US) |
| NVQ | National Vocational Qualification |
| OAC | Operational analysis and control model |
| OB * | Operations Branch. OSD |
| Obs | Obsolete/Obsolescent |
| OBST | Operational Business Systems Team |
| OC | Open crossing |
| OC * | Operational Circular |
| OCB | Offshore Certification Bureau |
| OCD | Occupational cerviobrachial disorder |
| OCMI | Organisation cultural maturity index |
| OCR | Opportunity Cost Rent |
| OCR 1322 Scheme | Management of health and safety and welfare for small and medium sized businesses in the construction industry |
| OCT | Overseas Countries and Territories |
| OD | Organisation(al) Development |
| ODA | Olympic Delivery Authority |
| OECD-IGUS | Organisation for Economic Cooperation and Development – International Group of Experts on the Explosion Risks of Unstable Substances |
| OEL | Occupational exposure limit |
| OES * | Occupational exposure standard |
| OfGAS | Office of Gas Supply |
| OFGEM | Office of Gas and Electricity Markets |
| OFTEL | Office of Telecommunications |
| OFWAT | Office of Water Services |
| OG | Operations Group |
| OGC | Office of Government Commerce |
| OGD | Other Government Departments |
| OGU | Open Government Unit |
| OH | Occupational health |
| OHAC * | Occupational Health Advisory Committee |
| OHASP | Occupational Health and Safety Practitioner |
| OHEU * | Occupational Health and Environment Unit |
| OHP | Overhead projector |
| OHS | (Civil Service) Occupational Health Service |
| OHSLB | Occupational Health and Safety Lead Body |
| OIAC * | Oil Industry Advisory Committee |
| OIE | Office International des Epizooties |
| OILM | International Organization of Legal Metrology |
| OIML | International Organization of Legal Metrology |
| OIM | Offshore Installations Manager |
| OITAF | International Organization for Transportation by Rope |
| OJ | Official Journal (of the European Communities) |
| OJEC | Official Journal of the European Communities |
| OLC | Occupation level crossing |
| OLC | Open level crossing |
| OLE | Object linking and embedding |
| OM | Operations Manager |
| OM * | Operational Minute |
| OMCS | Office of the Minister for the Civil Service |
| OME | Ontario Ministry of Environment |
| OMF * | Operations Managers Forum |
| OMHL * | Occupational Medicine and Hygiene Laboratory |
| OMT | Operations management team |
| OOPEC | Office for Official Publications of the European Communities |
| OP | Occasional Paper |
| OP | Organophosphate/Organophosphorus |
| OPA * | Output and Performance Analysis |
| OPIP | Operational Process Improvement Project |
| OPM | Output and Performance Measures |
| OPO | One Person Operated |
| OPSD | Operational Support and Policy Division |
| OPSS | Office of Public Service and Science |
| ORR | Office of the Rail Regulator |
| OSC | Off-Site Centre |
| OSC | Operational Safety Case |
| OSD * | Offshore Safety Division |
| OSHA | Occupational Safety and Health Administration (USA) |
| OSHCD | Occupational Safety and Health Compact Disc |
| OSHIG | Occupational Safety and Health Information Group |
| OSHLB | Occupational Safety and Health Lead Body |
| OSHRC | Occupational Safety and Health Review Commission (USA) |
| OSHROM | Occupational Safety and Health (Compact Disc) Read Only Memory. Contains NIOSHTIC, CISDOC, HSELINE, MHIDAS databases |
| OSIRIS | Optical scattering instantaneous respirable dust indication system |
| OSRP Act | Offices Shops and Railway Premises Act 1963 |
| OSRPA | Offices Shops and Railway Premises Act |
| OST | Office of Science and Technology |
| OSU PIGI | Operational Support Unit’s Procedures, Instructions, Guidance, Information |
| OSZHD | Organisation for the Collaboration of Railways (E. Europe) |
| OTAR | Overseas Tariffs and Regulations |
| OTSB | Offshore Safety and Technology Board |
| OTSU | Open Tech Support Unit |
| OU | Operations Unit |
| OVC | Occupational Violent Crime |
| OZ | Outer Zone |
| P & I | Piping and Instrumentation (diagram) |
| P & T | Professional and Technology Category |
| Pa | Pascal (S.I. unit of pressure) |
| PA | Planning authority |
| PA | Put away (on registered files) |
| PABIAC * | Paper and Board Industry Advisory Committee |
| PACA | Preventing Accidents to Children in Agriculture |
| PADHI | Planning Advice for Developments near Hazardous Installations |
| PAG * | Programme Action Group (of Securing Health Together) |
| PAH | Polycyclic aromatic hydrocarbon |
| PAIT | Post-Acceptance Inspection Topic |
| PANs | Personnel Advice Notes |
| PASC | Pacific Area Standards Congress |
| PAT | Proficiency Analytical Testing |
| PATRAM | Packaging and Transport of Radioactive Materials |
| PBB | Polybrominated biphenyl |
| PBN | Permanent Background Notices |
| PBZ | Personal breathing zone |
| PC | Personal computer |
| P(C)A | Petroleum (Consolidation) Act 1928 |
| PCA | Public Contractors Association |
| PCAH | Polycyclic aromatic hydrocarbon |
| PCAW | Public Concern at Work |
| PCB | Polychlorinated biphenyl |
| PCBP’s | Polychlorinated biphenylenes |
| PCIAOH | Permanent Commission and International Association on Occupational Health |
| PCM | Phase contrast microscopy |
| PCM | Plutonium contaminated material |
| PCS | Public and Commercial Services Union |
| PCSPS | Principal Civil Service Pension Scheme |
| PCSR | Pre-construction safety report |
| Pct | Polychlorinated Triphenyls |
| PD | Promotion dossier |
| PDO | Personal Development Objectives |
| PDS | Professional Development Scheme |
| PE | Photo-electric |
| PEC | Packaging of Explosives for Carriage Regulations |
| PEFD * | Planning Efficiency and Finance Division |
| PEGS | Pesticide Exposure Group of Sufferers |
| PEL | Permissible Exposure Limit (U.S. Dept. of Labour) |
| PER | Professional and Executive Recruitment |
| PERU | Pay and Employee Relations Unit |
| PES | Programmable electronic systems |
| PES | Public expenditure survey |
| PF | Personal file |
| PF | Procurator Fiscal |
| PFA | Pulverised fuel ash |
| PFD | Primary flash distillate |
| PFEER | Prevention of Fire Explosion and Emergency Response Regulations |
| PFP | Process fire precautions |
| PGI | Protected geographical indication |
| PGR | Road Transport (Carriage of Dangerous Goods in Packages etc) Regulations |
| PH | Property holdings |
| PH | Public Health |
| PHELA | Pesticides HSE/LA Enforcement Liaison Committee |
| PHO | Public Health Officer |
| PHIPCO | Public Health and Industrial Pesticides Council |
| PHSA | Planning (Hazardous Substances) Act 1990 |
| PI * | Principal Inspector |
| PIA | Professional Investment Authority |
| PIAC * | Printing Industry Advisory Committee |
| PIACT | International Programme for the Improvement of Working Conditions and Environment (ILO) |
| PIAP | Pesticides Incidents Appraisal Panel |
| PICOP | Person in Charge of Possession (trains) |
| PICOW | Person in Charge of Works (Railways) |
| PID | Project iInitiation document |
| PIHS | Preliminary industrial hygiene survey |
| PII | Professional indemnity insurance |
| PILON | Payments in lieu of notice |
| PIN | Publication Information Notice |
| PIO | Principal Inspecting Officers (of Railways) |
| PIPI | Pipelines Inspectorate |
| PIRER | Public Information for Radiation Emergencies Regulations |
| PISC | Programme for the Inspection of Steel Components |
| PIZ | Public Information Zone |
| PLACO | Planning Committee (ISO) |
| PLC | Public Level Crossing |
| PLC | Programmable logic circuits |
| PLC | Programmable logic controller |
| PLTB | Programmed learning text book |
| PM | Permanent Manuals |
| PMA | Paintmakers Association (of Great Britain) |
| PMDA | Plastics Machinery Distributors’ Association |
| PMF | Progressive massive fibrosis |
| PMR | Proportional mortality ratios |
| PMS | Paint mixing system(s) |
| PN | Prohibition notice |
| PO | Private Office |
| POCO | Post Operational Cleanout (Nuclear) |
| POHL | Principal Officer Health Liaison |
| POMSTER | Placing on the Market and Supervision of Transfers of Explosives Regulations |
| POOSH | Professional Organisations in Occupational Health and Safety |
| POPMAR | Policy, organising, planning and implementing, measuring, auditing and reviewing |
| POPUMET | Protection of Persons undergoing Medical Examinations or Treatment |
| PORV | Power-operated relief valve |
| POSH | Policies for Strategy on Health |
| POSR | Pre-operation Safety Review |
| PoW | Plan of Work |
| PP Regs | Power Presses Regulations |
| PPE | Personal protective equipment |
| PPEB | Policy Projects and Environment Branch, part of Policy Unit |
| PPHSLC | Plastics Processing Health and Safety Liaison Committee |
| ppm | Parts per million |
| PPM | Process and production method |
| PPMA | Petrol Pump Manufacturers Association |
| PPTO | Principal Professional and Technology Officer |
| PQ | Parliamentary Question |
| PR & D | Public Research and Development |
| PRA | Paint Research Association |
| PRA | Probabilistic risk analysis |
| PRA | Probabilistic risk assessment |
| PRAM | Pipeline risk assessment method |
| prEN | project EN |
| PRI | Plastics and Rubber Institute |
| PRINCE | Projects Via Controlled Environment |
| PRISM | Personnel Record Information Systems for Management |
| PRS * | Pesticides Registration Section |
| PRS | Property Repayment Scheme |
| PRU | Pay Research Unit |
| PRV | Pressure relief valve |
| PS | Personal Secretary |
| PSA | Probabilistic safety analysis |
| PSA | Public Service Agreements |
| PSAR | Preliminary safety analsysis report |
| PSB | Professional Staffs Branch |
| PSC | Port State Control |
| PSDU * | Personnel Services Delivery Unit |
| PSGB | Pharmaceutical Society of Great Britain |
| Psaf | Particle size distribution function |
| psi | Pounds per square inch |
| PSI | Principal Specialist Inspector |
| PSO | Principal Scientific Officer |
| PSO | Professional Standards Office |
| PSR | Pipelines Safety Regulations |
| PSPS | Pesticides Safety Precautions Scheme |
| PSSR | Pressure Systems Safety Regulations |
| PST | Professional, Scientific and Technical |
| PSV | Planned Special Visit |
| PTB | Physikalisch Technische Bundesanstalt |
| PTF | Petroleum Training Federation |
| PTFE | Polytetrafluoroethylene |
| PTO | Professional and Technology Officer |
| PTOM | Pays et territoires d’outre-mer |
| PTW | Permit to work |
| PU * | Planning Unit, part of Resources and Planning Directorate |
| PU | Policy Unit |
| PU | Polyurethane |
| PU | Public utility |
| PUF | Polyurethane foam |
| PURPOSES | Purchase Management System |
| PUSU * | Policy Unit Support unit |
| PUWER | Provision and Use of Work Equipment Regulations |
| PVC | Polyvinyl chloride |
| PWP | Personal Work Plan |
| PWR | Pressurised water reactor |
| PWTAG | Pool Water Treatment Advisory Group |
| QA | Quality assurance |
| QAC | Quality Assurance Committee |
| QBD | Queen’s Bench Division |
| QC | Quality control |
| QMS | Quality management systems |
| QNFT | Quantitative fit testing |
| QNIG | Quarries National Interest Group |
| QPB | Quarterly Programme Board |
| QRA | Quantified risk assessment |
| QRG | Quarterly Return Group |
| QSEs | Qualified scientists and engineers |
| qv | quod vide (which see) |
| R | Risk phrases (i.e. R40, R42) as defined by the Approved List of the CHIP Regulations |
| R2P2 | Reducing Risks Protecting People |
| R & D | Research and Development |
| RAB | Resource Accounting and Budgeting |
| RAC | Recombinant DNA Advisory Committee (USA) |
| RALG | Risk Assessment Liaison Group |
| RALUCO | Radioactive luminous compound |
| RAMG | Regulatory Assistance Management Group |
| RAMRail | The Packaging, Labelling and Carriage of Radioactive Material by Rail Regulations 1996 |
| RAMRoad | The Radioactive Material (Road Transport) (Great Britain) Regulations 1996 |
| RAPU * | Risk Assessment Policy Unit |
| RAS | Recruitment and Assessment Services (Civil Service) |
| RAS | Remote access service |
| RASH | Rapid screening of hazard |
| RASP * | Replacement Accounting System Project (New Accounting Computer System) |
| RATs | Remote access terminals |
| RAWS | Regional Administrative Works Study |
| RCD | Residual current device |
| RCEP | Royal Commission on Environmental Pollution |
| RCH | Railway Clearing House |
| RCO | Regulatory compliance officer |
| RCP | Reactor coolant pump |
| RCS | Reactor coolant system |
| RCS | Royal Society of Chemistry |
| RD | Regional Director |
| RDMA | Regulatory decision making audit |
| RDP | Registered disabled person |
| REACH | Registration Evaluation and Authorisation of Chemicals |
| REAT | Real ear attenuation at threshold |
| REC | Research Ethics Committee |
| REGS | Regulations |
| REHIS | Royal Environmental Health Institute of Scotland |
| REL | Recommended exposure limit |
| REM | Roentgen Equivalent-Man |
| REM | Rapid eye movement |
| REMA | Regional Employment Medical Adviser |
| REMCO | Committee on Reference Materials (ISO) |
| REPAC | Regional Protection Advisory Committee |
| REPPIR | Radiation (Emergency) Preparedness and Public Information) Regulations |
| RESHORB | Racial Equality, Health and Safety and Overseas Recruitment Branch (in ED) now Health and Safety Policy Liaison |
| RF | Radio frequency |
| RFAC | Regional Fisheries Advisory Committee |
| RFD | Rail freight distribution |
| RFDC | Regional Flood Defence Committee |
| RFMS | Radio frequency magnetron sputtering |
| RHRS | Residual heat removal system |
| RHS * | Revitalising Health and Safety |
| RI * | Railway Inspectorate |
| RIA | Regulatory Impact Assessment |
| RIAC * | Railway Industry Advisory Committee |
| RIAS | Royal Incorporation of Architects in Scotland |
| RIBA | Royal Institute of British Architects |
| RICE | Regular interlaboratory counting exchange |
| RICS | Royal Institute of Chartered Surveyors |
| RID | Reglements Internationales Relatif au Transport des Marchandises Dangereuses par Chemin de Fer |
| RIDDOR | Reporting of Injuries, Diseases and Dangerous Occurrences Regulations |
| RIIS | Research Institute of Industrial Safety (Japan) |
| RIMNET | Radioactive Incident Monitoring Network |
| RIP | Regulation of Investigatory Powers Act |
| RIPA | Royal Institute of Public Administration |
| RIS | Resource Information System |
| RISKAT | Risk Assessment Tool |
| RLO | Research Liaison Officer |
| RLSD * | Research and Laboratory Services Division [see HSL] |
| RMTD | Radioactive Materials Transport Division of the Department of Transport |
| RNA | Ribonucleic acid |
| RNE | Reseau National D’Essais. (France) |
| RNES | Royal Naval Engineering Service |
| RNIP | Regulatory Nuclear Interface Protocol |
| RNSS | Royal Naval Scientific Service |
| RO | Regional Office |
| ROAMEF | Rationale, Objectives, Appraisal, Monitoring, Evaluation and Feedback |
| ROGWU | Russian Oil, Gas and Construction Workers Union |
| ROIT | Regional Office of Industrial Tribunals |
| ROPS | Roll-over protection system |
| RoR | Review of Regulation |
| RoRo | Roll-on Roll-off vehicle ferry |
| RoSPA | Royal Society for the Prevention of Accidents |
| ROSV | Remote operated solenoid valve |
| RPA | Radiation Protection Adviser |
| RPD * | Resources and Planning Directorate |
| RPD (FAS) * | Resources and Planning Division (Financial and Accounting Section) |
| RPE | Respiratory protective equipment |
| RPS | Reactor protection system |
| RPS * | Research Planning Section (of HSL) |
| RPSGB | Royal Pharmaceutical Society of Great Britain |
| RPV | Reactor pressure vessel |
| RSA60 | Radioactive Substances Act 1960 |
| RSC | Royal Society of Chemistry |
| RSH | Royal Society for the Promotion of Health |
| RSI | Repetitive strain injury |
| RSLs | Registered Social Landlords |
| RSM * | Regional Support Manager |
| RSPA | Research and Special Programs Administration (USA) |
| RSP | Relevant statutory provision |
| RSP | Registered safety practitioner |
| RSSG | Royal Society Study Group |
| RSU * | Research Strategy Unit |
| RTA | Road traffic accident |
| RTD | Research Technology and Development Projects |
| RTR | Road Traffic (Carriage of Dangerous Substances in Road Tankers and Tank Containers) Regulations |
| RUBIAC * | Rubber Industry Advisory Committee |
| RUBSSO | Rossendale Union of Boot, Shoe and Slipper Operatives |
| RWA | Regional Water Authority |
| RWMAC | Radioactive Waste Management Advisory Committee |
| S | Section |
| S & C | Switches and crossings |
| S & T | Signal and telecommunications |
| S and LP | Safety and loss prevention |
| SABE | Strategic Advisory Body on Environment |
| SAC | Subject Advisory Committee |
| SACA | Systemic accident cause analysis |
| SAI | Safety appliance illustration |
| SAM | Senior Admin Manager |
| SAP | Safety assessment principles |
| SAP | Safety assurance principles |
| SAP | Social Action Programme |
| SARA | Superfund Amendments and Reauthorization Act (U.S.A.) |
| SASD | Strategy and Analytical Support Directorate |
| SBS | Sick building syndrome |
| SBTAF | Small Business Trade Association Forum |
| SC | Safety case |
| SC | Skillcentre |
| SCANS * | Selective Current Awareness Newsheets produced by HSE Information Services on a variety of topics |
| SCASUG | Safety Case Assessment System Users Group |
| SCBA | Self contained breathing apparatus |
| SCC | Safety Case Co-ordinator |
| SCC * | Situations Co-ordination Centre |
| SCC | Standards Council of Canada |
| SCDO | Safety Case Distribution Officer |
| SCE | Safety critical element |
| SCE | Sister chromatid exchanges |
| SCHAM | Safety Case Handling and Assessment Manual |
| SCHELA | Standards of Compliance sub-committee of HELA |
| SChIF * | Senior Chemical Inspector of Factories |
| SCISAS | Size classifying isokinetic sequential aerosol sampler |
| SCLE | Scottish Construction Licensing Executive |
| SCMST | Safety Case Management Support Team |
| SCOPE | Scientific Committee on Problems of the Environment (ICSU) |
| SCOS | Scottish Chamber of Safety |
| SCOSS | Standing Committee on Structural Safety |
| SCR | Safety Case Regulations |
| SCS | Safety Case (IT) Systems |
| SCS | Society of Civil Servants |
| SCSR | Self-contained self-rescuer (Mining) |
| SCU | Survey Control Unit (of the Central Statistical Office) |
| SDA | Service Delivery Agreement |
| SDD | Scottish Development Department |
| SDI * | Selective dissemination of information |
| SDIA | Soap and Detergent Industries Association |
| SDR | Special Drawing Rights |
| SEC | Securities and Exchange Commission |
| SECG | Specialist Engineering Contractors Group |
| SEI | Safety Environment Institute (U.S.A.) |
| SEL * | Safety Engineering Laboratory, now part of HSL |
| SELECT | Electrical Contractors Association of Scotland |
| SELV | Safety extra low voltage |
| SEM | Scanning electron microscopy |
| SEMA * | Senior Employment Medical Adviser |
| SEMKO | Svenska Electriska Materielkontrollanstalten (Sweden) |
| SENA * | Senior Employment Nursing Adviser |
| SEO | Senior Executive Officer |
| SEO | Special Exemption Order |
| SEPA | Scottish Environmental Protection Agency |
| SEPD | Scottish Economic Planning Department |
| SERDS | Single ended ranging drum shearer |
| SES * | Safety and Enforcement Statistics |
| SET | Science Engineering and Technology |
| SEV | Schweizerischen Elektrotechnischen Vereins (Switzerland) |
| SF | Subject File |
| SFA | Securities and Futures Authority |
| SFAIRP | So far as is reasonably practicable |
| SFS | Finnish Standards Association |
| SFS | Suomen Standardsoimisliitto (Finland) |
| SG | Specialist Group |
| SGD * | Strategy and General Division now Policy Unit |
| SGGB | Showmen’s Guild of Great Britain |
| SGHWR | Steam generating heavy water reactor |
| SGMSEC | Scientific Group on methodologies for the safety evaluation of chemicals (WHO/ICSU) |
| SH2 * | Securing Health Together |
| SHAD | Safety Health and Awareness Day |
| SHCMOEI | Safety and Health Commission for the Mining and Other Extractive Industries |
| SHEG | Scottish Health Education Group |
| SHELA | Statistics sub-committee of HELA |
| SHIELD * | Safety and Health Information – Establishment Linked Data |
| SI * | Specialist inspector |
| SI | Statutory Instrument |
| SI | Systeme Internationale |
| SIB | Safety Information Bulletin (DH) |
| SIB | Securities and Investment Board (succeeded by FSA) |
| SIC | Standard Industrial Classification |
| SIC | Statement of Internal Control |
| SID | Specialised Industries Division |
| SIESO | Society of Industrial Emergency Services Officers |
| SIL | Safety integrity level |
| SIMVIDOSE | Simultaneous Video Dose |
| SIN | Substance Identification Number |
| SIP | Site Inspection Programme |
| SIPI | Scottish Industrial Pollution Inspectorate (see also HMIPIS) |
| SIR * | Specialist Inspection Report |
| SIRP | Society of Independent Roundabout Proprietors |
| SIS | Standarisering Kommissionen i Sverige (Sweden) |
| SIT | Spontaneous ignition temperature |
| SITC | Standard International Trade Classification |
| SITC(R) | Standard international trade classification (revised) |
| SIT(R2) | Standard international trade classification (2nd revision) |
| SITTS | Small Inventory Top Tier Site(s) |
| SIU * | Strategy and Information Unit |
| SLA | Service level agreement |
| SLIC | Senior Labour Inspectors Committee |
| SLIM | Simpler Legislation for Internal Markets |
| SLM | Short Life Memorandum |
| SLOD | Significant likelihood of death |
| SLOT | Specified level of toxicity |
| SM * | Sector Manager |
| SMART | Specific, measurable, achievable, realistic and timebound |
| SMDP | Senior Management Development Programme |
| SME | Small and medium-sized enterprises |
| SMIL | Statistics and market intelligence library (DTI) |
| SMP * | Safety Management Prospectus |
| SMR * | Senior Management Review |
| SMR | Standardised morbidity ratio |
| SMR | Standardised mortality ratio |
| SMR | Stress MSD and Return 2 Work |
| SMRAB * | Safety in Mines Research Advisory Board |
| SMRE * | Safety in Mines Research Establishment |
| SMS | Safety Management System |
| SMSR | Supply of Machinery (Safety) Regulations |
| SMSU * | Senior Management Support Unit |
| SNHL | Sensory neural hearing loss |
| SNUPPS | Standardised nuclear unit power plant system |
| SNV | Association Suisse de Normalisation (Switzerland) |
| SO | Scientific Officer |
| SO * | Solicitor’s Office |
| SOC | Standing Orders Committee |
| SOEC | Statistical Office of the European Communities |
| SOER | Scottish Office Emergency Room |
| SOFA | Statement of Financial Activities (needed by Charities) |
| SOFHT | Society of Food Hygiene Technology |
| SOL * | Solicitor’s Office |
| SOLAS | Safety of Life at Sea |
| SOPs | Standard Operating Procedures |
| SORP | Statement of Recommended Practice |
| SOUP | Software of uncertain pedigree |
| SPAD * | Signal passed at danger |
| SPAID | Society for the Prevention of Asbestosis and Industrial Diseases |
| SPATS | Senior Professional Administrative Training Scheme |
| SPC | Semi-Permanent Circulars |
| SPD * | Safety Policy Directorate |
| SPF | Science Policy Foundation |
| SPGU * | Strategy Policy and Guidance Unit |
| SQL | Structured query language |
| SRA | Strategic Rail Authority |
| SRD | Safety and Reliability Directorate (AEA Technology) |
| SRO | Statutory Regulation Order |
| SRSC | Safety Representatives and Safety Committees |
| SRI | Safety Related Instrumentation |
| SRP | Society for Radiological Protection |
| ss. | Sections |
| SS | Staff Side |
| SSAP | Statement of Standard Accounting Practice |
| SSB * | Statistical Services Branch now Operations Unit |
| SSC | Scientific sub-committee (of ACP) |
| SSE | Safe Shutdown Earthquake |
| SSERC | Scottish Schools Science Equipment Research Centre |
| SSG | Scientific Staffs Group |
| SSI | Solid state interlocking |
| SSI * | Superintending Specialist Inspector |
| SSMSU | Strategy and Senior Management Services Unit |
| SSO | Senior Scientific Officer |
| STA | Skills Training Agency (Employment Department) |
| STABEX | Export earnings stabilisation scheme |
| STACO | Standing Committee for the Study of Principles of Standardization (ISO) |
| STAJ | Science and Technology Agency (Japan) |
| STATAS | Structured Audit Techniques for Assessment of Safety Management |
| STC | Scientific and Technical Committee (EC) |
| STEL | Short term exposure limit |
| STEP | Science and Technology for Employment Protection |
| StEP | Strategic enabling programmes |
| STP | Scientific and Technological Programme (EC) |
| STRC | Scientific and Technical Research Committee (EC) |
| STS | Soft tissue sarcoma |
| SVHC | Substances of very high concern |
| SWEF | Swedish Work Environment Fund (Sweden) |
| SWIFT | Structured What-If Technique |
| SWL | Safe working load |
| SWO | Staff Welfare Officer |
| SWORD | Surveillance of Work Related and Occupational Respiratory Disease |
| SWP | Safe working pressure |
| SYSPU | Systems Planning and Strategy Unit, part of Railway Inspectorate |
| t | tonne(s) |
| T | Toxic |
| TA | Training Agency |
| TA | Technical Adviser |
| TA | Topic Assessor |
| TACADE | Teachers Advisory Committee on Alcohol and Drug Education |
| TAG | Technical Advisory Group |
| TAM | Topic Assessment Manager |
| TAR | Topic Assessment Record |
| TBT Agreement | Agreement on Technical Barriers to Trade |
| TC | Tar Creosote |
| TC | Track Circuit |
| TCDD | Tetrachlorodibenzodioxin |
| TCLo | Toxic Concentration Low |
| TCPA | Town and Country Planning Act 1971 |
| TCPSA | Town and Country Planning (Scotland) Act 1972 |
| TCSU | Technical Computing Services Unit |
| TDGSA | Transport of Dangerous Goods (Safety Advisers) Regulations |
| TDI | Toluene diisocyanate |
| TDLo | Toxic dose low |
| TDN | Technical Data Note now replaced by HSE Guidance Notes |
| TDU | Toxic dose unit |
| TEAM * | Technically evaluated advisory materials |
| TEAP | Transportation Emergency Assistance Plan (Canada) |
| TEC | Training and Enterprise Council (Training Agency) |
| TELARC | Testing Laboratory Registration Council of New Zealand |
| TEM | Transmission electron microscopy |
| TEXIAC * | Textiles Industry Advisory Committee |
| TFPI | Tripartite Forum on Health and Safety in the Pharmaceutical Industry |
| TGA | Thermogravimetric analysis |
| TGIC | Triglycidyl Isocyanurate |
| THELA | Training sub-committee of HELA |
| TGWU | Transport and General Workers Union |
| THORP | Thermal oxide reprocessing plant |
| THSD * | Technology and Health Services Division, now Directorate of Science and Technology |
| TIG | Tungsten Inert Gas |
| TIL * | Technical Information Leaflet |
| TIR | Transport International Routier |
| TLI * | Training Liaison Inspector |
| TLO * | Training Liaison Officer |
| TLV | Threshold limit value |
| TM | Testing memorandum |
| TM * | Training Manager |
| TM * | Typing Manager |
| TMA | Trimellitic Anhydride |
| TML | Trans Manche Link |
| TMSG * | Technical, Medical and Science Group |
| TNO | Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek |
| TNPG | The Nuclear Power Group |
| TOC | Train Operating Company |
| TOFD | Time-of-Flight-Diffraction (ultrasonic inspection) |
| TOPS | Total Operations Processing System – British Rail |
| TOR | Tolerability of Risk |
| TORCH | Transferring Ownership Responsibility and Commitment for Hazard Control |
| TP | Temporary Promotion |
| TPC | Technical Progress Committee (EC) |
| TPED | Transportable Pressure Equipment Directive |
| TPR | Transportable Pressure Receptacles |
| TQ | Total Quality |
| TRC | Technology Reports Centre |
| TRC | Textile Research Council |
| TRC | The Radiochemical Centre Ltd. |
| TRNS * | Technical rules, new series (issued by EECS) |
| TSB | Technical Staffs Branch |
| TSCA | Toxic Substances Control Act (USA) |
| TSI | Technical Specifications for Interoperability |
| TSWG | Track Safety Working Group |
| TTO | Telecommunications Technical Officers |
| TU * | Technology Unit. OSD |
| TU | Trade Union |
| TUC | Trades Union Congress |
| THORP | Thermal Oxide Reprocessing Plant |
| TUS | Trade Union Side |
| TUTB | European Trade Union Technical Bureau for Health and Safety (Belgium) |
| TVI | Tutored Video Instruction |
| TW | Thames Water |
| TWA | Time-Weighted Average |
| TWI | Training Within Industry |
| UA | Unit of Account |
| UBA | Umweltbundesamt (Germany) |
| UCATT | Union of Construction Allied Trade Technicians |
| UCO | Use Classes Order |
| UCSIP | Union des Chambres de l’Industrie du Petrole |
| UDC | Universal Decimal Classification |
| UDRP | Uniform Dispute Resolution Policy |
| UDS | Unscheduled DNA synthesis |
| UEL | Upper explosive limit |
| UEL | Upper exposure limit |
| UFL | Upper flammability limit |
| UHS | Ultimate heat sink |
| UILI | Union of International Independent Laboratories |
| UKAEA | United Kingdom Atomic Energy Authority |
| UKAS | United Kingdom Accreditation Service |
| UKCS | United Kingdom Continental Shelf |
| UKHIS | United Kingdom Hazard Information System |
| UKIBEC | United Kingdom Insurance Brokers’ European Committee |
| UKMIS | United Kingdom Permanent Representative to the United Nations |
| UKOOA | United Kingdom Offshore Operators Association |
| UKPIA | United Kingdom Petroleum Industry Association |
| UKREP | United Kingdom Permanent Representative to the EC |
| UL | Underwriters Laboratories (USA) |
| ULV | Ultra Low Volume |
| UNCETDG | United Nationals Committee of Experts on the Transport of Dangerous Goods |
| UNCLOS | United Nations Conference on the Law of the Sea |
| UNCSTD | United Nations Conference on Science and Technology for Development |
| UNECE | United Nations Economic Commission for Europe |
| UNEP | United Nations Environment Programme |
| UNI | Ente Nazionale Italiano di Unificazione (Italy) |
| UNICE | Union des Industries de la Communaute Europeenne |
| UNIDO | United Nations Industrial Development Organisation |
| UNIG | Utilities National Interest Group |
| UNM | Union de Normalisation de la Mecanique (France) |
| UNSCEAR | United Nations Scientific Committee on the Effects of Atomic Radiation |
| URENCO | Dutch/German/UK organisation for uranium enrichment |
| USA | Universities Safety Association |
| USAS | United States of America Standards Institute |
| USNRC | United States Nuclear Regulatory Commission |
| UTE | Union Technique de l’Electricite (France) |
| UV | Ultra Violet |
| UVCE | Unconfined vapour cloud explosion |
| UVV | Unfallverhutungsvorschrift (Germany) |
| UWC | User Worked Crossing |
| UWED | Use of Work Equipment Directive (EC) |
| V/A | Visual Aid |
| VCE | Vapour Cloud Explosion |
| VCM | Vinyl Chloride Monomer |
| VCW | Voluntary Cessation of Work |
| VDT | Visual Display Terminal |
| VDU | Visual Display Unit |
| VFM | Value for Money |
| VHF | Viral haemorrhagic Fever |
| VLCC | Very Large Crude Carrier |
| VMD | Veterinary Medicines Directorate |
| VNMS | Variable wall mining system |
| VOC | Volatile Organic Compounds |
| VPC | Veterinary Products Committee |
| VPN | Virtual private network |
| VSC | Voluntary Safety Cases |
| VWF | Vibration white finger |
| WA | Water Authority |
| WAG | Welsh Assembly Government |
| WASP * | Workplace Analysis Scheme for Proficiency |
| WATCH * | Working Group for the Assessment of Toxic Chemicals (ACTS) |
| WB | Wet bulb |
| WBGT | Wet bulb globe temperature |
| WBV | Whole body vibration |
| WCDP | Widows’, Children’s and Dependents’ Pension |
| WCL | World Confederation of Labour (Christian Democrat) |
| WCM | Weekly Circular Minute |
| WCO | Workplace Contact Officer |
| WE | Work Experience |
| WEC | Work of Engineering Construction |
| WEG | Working Exposure Guidelines |
| WG | Working group |
| WGIR | Working Group on Ionising Radiations |
| WHMIS | Workplace Hazardous Materials Information System |
| WHO | World Health Organization |
| WIAS | West Indies Associated States |
| WING | Work Injured Nurses Group |
| WINTECH | Welsh Innovation and Technology |
| WIPO | World Intellectual Property Organisation |
| WISH | Waste Industry Safety and Health (Forum) |
| WLM | Working Levels per Month |
| WMIA | Woodworking Machinery Importers’ Association |
| WML | Wireless markup language |
| WO | Welsh Office |
| WP | Word Process(-ing/-or) |
| WP | Working Party |
| WP.6 | UN/ECE Working Party on Harmonization and Standardization Policies |
| WP.29 | UN/ECE World Forum for Harmonization of Vehicle Regulations |
| WPA | White Paper Account |
| WRA | Waste Regulation Authority |
| WRRS | Work-Related Road Safety |
| WRULD | Work related upper limb disorders |
| WSA | Workers’ Safety Adviser |
| WSC * | Warhead Safety Committee |
| WSF | Wrong Side Failure (Railways) |
| WSL | Warren Spring Laboratory |
| WSO | World Safety Organisation (USA) |
| WTO | World Trade Organization |
| w/w | Weight for weight |
| WWM Regs | The Woodworking Machines Regulations |
| WWREA | Wire and Wire Rope Employers Association |
| WWT | Working Well Together |
| XBRL | Extensible Business Reporting Language |
| XI | Irritant |
| XML | Extensible markup language |
| Xn | Harmful |
| XPS | X-ray photoelectron spectroscopy |
| XRD | X-ray diffraction |
| XRF | X-ray fluorescence |
| YP | Young Person |
| YTS | Youth Training Scheme |