Acronyms
This list is not inclusive or extensive. You may be aware of other acronyms or organizations. We have mentioned these organizations as a means of providing a potentially useful referral. You should contact the organization(s) directly for more information about their services. Please note that mention of these organizations does not represent a recommendation or endorsement by CCOHS of these organizations over others of which you may be aware.
AA – Atomic Absorption [Absorption of electromagnetic radiation at discrete wavelengths by atoms]
AAHP – American Academy of Health Physics
AAOHN – American Association of Occupational Health Nurses
AAS – Atomic Absorption Spectroscopy
ABHR – Alcohol-Based Hand Rub
ABIH – American Board of Industrial Hygiene
ABSA – Alberta Boilers Safety Association
ABSA – American Biological Safety Association
ACE – Association of Canadian Ergonomists
ACGIH – American Conference of Governmental Industrial Hygienists
ACOEM – American College of Occupational and Environmental Medicine
ACS – American Chemical Society
ACSA – Alberta Construction Safety Association
AED – Automated External Defibrillator
AEUSP – Association of Electrical Utilities Safety Professionals
AHFP – Associate Human Factors Professional (USA)
AHJ – Authority Having Jurisdiction
AIChE – American Institute of Chemical Engineers
AIH – Academy of Industrial Hygiene
AIHA – American Industrial Hygiene Association
AIHce – American Industrial Hygiene Conference and Exposition
AIIS – Association des Infirmières en Info-Santé (Québec)
AIDS - Acquired Immunodeficiency Syndrome
AIOAD – An Act respecting industrial accidents and occupational diseases (Québec)
ALARA – As Low As Reasonably Achievable
ALRB – Alberta Labour Relations Board
AMSSTQ – Association des médecins spécialistes en santé communautaire du Québec
ANSI – American National Standards Institute
AOHC – American Occupational Health Conference
AOHNA – Alberta Occupational Health Nurses Association
AOHS – An Act respecting Occupational Health and Safety (Québec)
APF – Assigned Protection Factor (for respirators)
APSAM – Association paritaire pour la santé et la sécurité du travail, secteur affaires municipales
APSM – Association paritaire pour la santé et la sécurité du travail du secteur minier
APSSAP – Association paritaire pour la santé et la sécurité du travail, secteur « Administration provinciale »
APST – Association des professionnels en santé du travail (Québec)
AQHSST – Association québécoise pour l'hygiène, la santé et la sécurité du travail (Québec)
AQMS – Air Quality Management System
ARI – Acute Respiratory Infection
ASFETM – Association sectorielle Fabrication d'équipement de transport et de machine (Québec)
ASHCAT – Association of Safety & Health Consultants and Trainers Inc.
ASHRAE – American Society of Heating, Refrigerating, and Air-Conditioning Engineers
ASP – Association sectorielles paritaires (Québec)
ASPHME – The former Association sectorielle paritaire du secteur de la fabrication de produits en métal, la fabrication de produits électriques et des industries de l'habillement [Now part of MultiPrévention] (Québec)
ASSE – American Society of Safety Engineers
ASSIFQ / ASSPPQ – Associations de santé et sécurité des pâtes et papiers et des industries de la forêt du Québec
ASSTSAS – Association pour la santé et la sécurité du travail, secteur affaires sociales (Québec)
ASTE – The former Association sectorielle paritaire, secteur du transport et de l'entreposage [Now part of ViaPrévention] (Québec)
ASTM – American Society for Testing and Materials
ATSDR – Agency for Toxic Substances and Disease Registry [An agency of the Public Health Service in the U.S. Department of Health and Human Services]
AVC – Assurance of Voluntary Compliance
AWCBC – Association of Workers Compensation Boards of Canada
AWHC – Alberta Workers' Health Centre
BCACS – BC Association for Crane Safety
BCCSA – BC Construction Safety Alliance
BCFSC – British Columbia Forest Safety Council
BCMSA – British Columbia Municipal Safety Association
BCPE – Board of Certification in Professional Ergonomics (USA)
BCRSP – Board of Canadian Registered Safety Professionals
BCSA – British Columbia Safety Authority
BCSP – Board of Certified Safety Professionals (USA)
BEI – Biological Exposure Index
BLS – Bureau of Labor Statistics (USA)
BNQ – Bureau de normalisation du Québec
BOHS – British Occupational Hygiene Society (UK)
BS – British Standard
BSC – British Safety Council
BSI – British Standards Institute
BTU – British Thermal Unit [A traditional unit of measure for heat]
CAALL – Canadian Association of Administrators of Labour Legislation
CACES - Committee Advisory Council on Electrical Safety
CADTH – Canadian Agency for Drugs and Technologies in Health
CAFC – Canadian Association of Fire Chiefs
CAISP – Canadian Agricultural Injury Surveillance Program
CAMH – Centre for Addiction and Mental Health (Ontario)
CANUTEC – Canadian Transport Emergency Centre
CAP – College of American Pathologists
CAPA – Corrective Action and Preventative Action
CARSP – Canadian Association of Road Safety Professionals
CARWH – Canadian Association for Research on Work and Health
CAS – Chemical Abstracts Service (USA)
CASA – Canadian Agricultural Safety Association
CBOM – Canadian Board of Occupational Medicine
CBRN – Chemical, Biological, Radiological or Nuclear
CCOH – Canadian Council of Occupational Hygiene
CCOHS – Canadian Centre for Occupational Health and Safety
CCPA – The former Canadian Chemical Producers Association [Now CIAC]
CCPS – Center for Chemical Process Safety (USA)
CCSA – Canadian Centre on Substance Abuse
CDC – Centers for Disease Control and Prevention (USA)
CDI – Clostridium difficile Infection
CESARS – Chemical Evaluation Search and Retrieval System
CEC or CE Code – Canadian Electrical Code [also known as CSA Standard C22]
CEPA – Canadian Environmental Protection Act
CERCLA – Comprehensive Environmental Response, Compensation, and Liability Act [Also known as Superfund] (USA)
CESQG – Conditionally Exempt Small Quantity Generator
CET – Certified Environmental, Safety and Health Trainer [A credential issued by the Council of Engineering and Scientific Specialty Boards] (USA)
CEV – Ceiling Exposure Value
CFC – Chlorofluorocarbons
CFIA – Canadian Food Inspection Agency
CFIB – Canadian Federation of Independent Business
CFM – Cubic Feet Per Minute [A unit of measure of air flow which is used in evaluating ventilation systems]
CFR – Code of Federal Regulations (USA)
CGA – Compressed Gas Association (USA)
CGSB – Canadian General Standards Board
CHEMTREC – Chemical Transportation Emergency Center [Provides hazard information warnings and guidance in emergency (and ONLY emergency) situations]
CHFP – Certified Human Factors Professional (USA)
CHMM – Certified Hazardous Materials Manager (USA)
CHO – Chemical Hygiene Officer
CHP – Chemical Hygiene Plan Required by OSHA (USA)
CHP – Certified Health Physicist
CHRIS – Chemical Hazards Response Information System
CHSC – Certified Health and Safety Consultant
CHSEP – Certificate in Health, Safety and Environmental Processes
CHSI – Centre for Health and Safety Innovation
CHSO – Construction Health and Safety Officer
CHST – Construction Health and Safety Technician (USA)
CIAC – Chemistry Industry Association of Canada
CIH – Certified Industrial Hygienist
CIHI – Canadian Institute for Health Information
CINBIOSE – Centre de recherche interdisciplinaire sur le bien-être, la santé, la société et l'environnement (Québec)
CIS – International Occupational Safety and Health Information Centre; also known as International Occupational Safety and Health Knowledge Network
CIWA – Canadian Injured Workers Alliance
CLC – Canada Labour Code
CLP – The former Commission des lésions professionnelles [Now part of TAT] (Québec)
CMOH – Chief Medical Officer of Health (Ontario)
CNESST – Commission des normes, de l'équité, de la santé et de la sécurité du travail (Québec)
CNS – Central Nervous System
CNSC – Canadian Nuclear Safety Commission
CO – Carbon Monoxide
COAA – Construction Owners Association of Alberta
COD – Chemical Oxygen Demand [Oxygen demand if a water sample is chemically oxidized]
COHN(C) – Certified Occupational Health Nurse (Canada)
COHNA – Canadian Occupational Health Nurses Association
COHS - Certificate in Occupational Health and Safety
COPD - Chronic obstructive pulmonary disease
COR – Certificate of Recognition
COSHH – Control of Substances Hazardous to Health (UK)
COSS – Certified Occupational Safety Specialist (US)
COVID-19 – Coronavirus Disease 2019 (‘CO’ stands for ‘corona,’ ‘VI’ for ‘virus,’ and ‘D’ for disease. 19 for the virus first being identified in 2019.)
CPE – Certified Professional Ergonomist (USA)
CPR – The former Controlled Products Regulations (Canada) [Now see Hazardous Product Regulations]
CPSC – Consumer Products Safety Commission (USA)
CPSC – The former Canadian Petroleum Safety Council [now part of ENFORM]
CPSSTQ – Centre patronal de santé et sécurité du travail du Québec
CPWR – Center to Protect Workers' Rights / The Center for Construction Research and Training (USA)
CRBOH – Canadian Registration Board of Occupational Hygienists
CRE-MSD – Centre of Research Expertise for the Prevention of Musculoskeletal Disorders (Ontario)
CRPA – Canadian Radiation Protection Association
CRSP – Canadian Registered Safety Professional
CRT – The former Commission des relations du travail (Québec) [Now part of TAT]
CSA – Canadian Standards Association [former name of organization - now CSA Group]
CSABC – Construction Safety Association of British Columbia [Now part of the BCCSA]
CSAM – Construction Safety Association of Manitoba
CSAO – Construction Safety Association of Ontario [Now part of the IHSA]
CSASI – Canadian Society of Air Safety Investigators
CSB – U.S. Chemical Safety Board (USA)
CSC – Canada Safety Council
CSHM – Certified Safety and Health Managers (USA)
CSO – Construction Safety Officer
CSP – Certified Safety Professional
CSS – Construction Safety Specialist (BC)
CSSE – Canadian Society of Safety Engineering
CSST – The former Commission de la santé et de la sécurité du travail [Now part of the CNESST] (Québec)
CTD – Cumulative Trauma Disorder
CSS – Construction Safety Specialist (BC)
CTS – Carpal Tunnel Syndrome
CWA – Clean Water Act (USA)
dB – Decibels [Unit to measure sound intensity of noise] May be followed by (A) or (C) which represents A or C-weighting corrected value.
DFM – Dust, Fume, and Mist [This abbreviation refers to a respirator filter cartridge suitable for use against dusts, fumes or mists, and is used in the NIOSH regulation on Respirator Certification.]
DIERS – Design Institute for Emergency Relief Systems [A consortium of companies under the American Institute of Chemical Engineers (AIChE)]
DIN – Drug Identification Number (Health Canada)
DIPPR – Design Institute of Physical Property Data [A consortium of companies under the American Institute of Chemical Engineers (AIChE)]
DM – Dust and Mist [This abbreviation refers to a respirator filter cartridge suitable for use against dusts and mists, and is used in the NIOSH regulation on Respirator Certification.]
DOHS – Diploma in Occupational Health and Safety
DOL – Department of Labor (USA)
DOT – Department of Transportation (USA)
DSL – Domestic Substances List
EAC – Employers' Advocacy Council (Ontario)
EAP – Employee Assistance Program
EBA – Escape Breathing Apparatus
EC – Commission of the European Union
ECDC – European Centre for Disease Prevention and Control
ECETOC – European Centre for Ecotoxicology and Toxicology of Chemicals
ECCC – Environment and Climate Change Canada
EHCs – Environmental Health Criteria Monographs
EHS – Environment, Health and Safety; or Environmental Health and Safety
ELF – Extremely Low Frequency
EMF – Electric and Magnetic Fields
ENFORM – The Safety Association for Canada's Upstream Oil and Gas Industry
EOC – Emergency Operations Centre
EPA – Environmental Protection Agency (USA)
EPCRA – Emergency Planning and Community Right-to-know Act Title III of SARA (USA)
ERG – Emergency Response Guide [Used in the US Department of Transportation Requirements]
ERP – Emergency Response Plan
ERPG – Emergency Response Planning Guideline
ESA – Electrical Safety Authority (Ontario)
ESAO – The former Education Safety Association of Ontario [Now part of the PSHSA]
ESDC – Employment and Social Development Canada
ESL – End of Service Life (an indicator attached to a respirator cartridge)
EU – European Union
EUROTOX – Association of European Toxicologist and Societies of Toxicology
EUSA – The former Electrical & Utilities Safety Association (Ontario) [Now part of the IHSA]
FAO – Food and Agriculture Organization of the United Nations
FARSHA – Farm and Ranch Safety and Health Association (BC)
FDA – Food and Drug Administration (USA)
FEMA – Federal Emergency Management Agency (USA)
FF – Fit Factor (quantitative estimate of the fit of a particular respirator to a specific individual)
FID – Flame Ionization Detector
FIFR – Fatal Injury Rate
FM – Factory Mutual
FMEA – Failure Mode and Effect Analysis
FMECA – Failure Mode, Effects and Criticality Analysis
FOOSH – Fall on Outstretched Hand
FSA– The former Farm Safety Association [Now part of the WSPS]
FSANL – Forestry Safety Association of Newfoundland
FSSNS – Forest Safety Society of Nova Scotia
FTA – Fault Tree Analysis
FWCS – Federal Workers' Compensation Service
GC – Gas Chromatography
GHG – Greenhouse Gas
GHS – Globally Harmonized System of Classification and Labelling of Chemicals
HAZMAT – Hazardous Material
HAZOP – Hazard and Operability (Study) [A structured means of evaluating a complex process to find problems associated with operability or safety of the process]
HAZWOPER – Hazardous Waste Operations and Emergency Response [A term derived from US EPA Regulations]
HCS – Hazard Communication Standard Policy (USA)
HEPA – High Efficiency Particulate Air filter [At least 99.97% efficient in the filtration of air borne particles 0.3 microns in diameter or greater]
HFES – Human Factors and Ergonomics Society (USA)
HHS – Department of Health and Human Services (USA)
HHR – Highest Hazard Ratio
HIV – Human Immunodeficiency Virus
HMIRC – Hazardous Materials Information Review Commission
HMTA – Hazardous Materials Transportation Act (USA)
HLPP – Hearing Loss Prevention Program
HPA – Hazardous Products Act
HPD – Hearing Protective Device
HPLC – High Performance Liquid Chromatography
HPR – Hazardous Products Regulations
HRSDC – The former Human Resources and Skills Development Canada [Now Employment and Social Development Canada]
HSCSA – Health and Safety Conference Society of Alberta
HSDB – Hazardous Substances Data Bank
HSE – Health and Safety Executive (UK)
HSEE – Health, Safety, Environment, and Energy
HSI – Health and Safety Institute
HSO – Health and Safety Officer
HSV – Herpes Simplex Virus
HVAC – Heating, Ventilating and Air Conditioning
IAPA – The former Industrial Accident Prevention Association of Ontario [Now part of the WSPS]
IAQ – Indoor Air Quality
IARC – International Agency for Research on Cancer
IAVGO – Industrial Accident Victims Group of Ontario
ICCT – International Council on Clean Transportation
ICOH – International Commission on Occupational Health
ICSC – International Chemical Safety Cards
IDLH – Immediately Dangerous to Life and Health
IH – Industrial Hygiene or Hygienist
IHIT – Industrial Hygienist in Training
IHSA – Infrastructure Health and Safety Association (Ontario)
ILO – International Labor Organization
INRS – National Research and Safety Institute for the Prevention of Occupational Accidents and Disease (France)
IOHA – International Occupational Hygiene Association
IOM – Institute for Occupational Medicine (UK)
IOSH – Institution of Occupational Safety and Health (UK)
IPAC Or IPAC Canada – Infection Prevention and Control
IPCC - Intergovernmental Panel on Climate Change
IPCS – International Programme on Chemical Safety
IRS – Internal Responsibility System
IRSST – Institut de recherche Robert-Sauvé en santé et en sécurité du travail (Québec)
ISEA – International Safety Equipment Association
ISHM – Institute for Health and Safety Management (USA)
ISHR – Industry Safety and Health Representative
ISO – International Organization for Standardization
ISR – Injury Severity Rate
IWAM – Injured Workers' Association of Manitoba
IWH – Institute for Work & Health (Ontario)
JDA – Job Demands Analysis
JHA – Job Hazard Analysis
JHSC – Joint Health and Safety Committee
JOHSC – Joint Occupational Health and Safety Committee
JSA – Job Safety Analysis
LASER – Light Amplification by Stimulated Emission Radiation
LC50 or LC50 – Lethal Concentration [The concentration in air which is lethal to 50% of the test animals in a study. A convenient point of comparison between toxic materials with similar effects or target organs.]
LD50 or LD50 – Lethal Dose [The experimental dose which is lethal to 50% of the test animals in a study. A convenient point of comparison between toxic materials with similar effects or target organs.]
LEED – Leadership in Energy and Environmental Design
LEL – Lower Explosive Limit
LEV – Local Exhaust Ventilation
LFFV – Loose-Fitting Facepiece/Visor
LOAEL – Lowest Observed Adverse–effect Level
LOTO – Lock Out Tag Out
LPG – Liquefied Petroleum Gas
LSO – Laser Safety Officer
LTD – Long–term disability
LTFR – Lost Time Frequency Rate
LTI – Lost Time Injury
MAMI – Mining Association of Manitoba Inc
MASHA – The former Mines and Aggregates Safety and Health Association (Ontario) [Now part of the WSN]
MHSA – The former Municipal Health and Safety Association (Ontario) [Now part of the PSHSA]
MHSA – Manufacturers' Health & Safety Association (Alberta)
MOE – Ministry of the Environment (Ontario)
MOL – Common name for Ministry of Labour, Immigration, Training, and Skills Development (Ontario)
MOLITSD - Ministry of Labour, Immigration, Training, and Skills Development (Ontario)
MRSA – Methicillin-Resistant Staphylococcus Aureus
MSC – Meteorological Service of Canada
MSD – Musculoskeletal Disorders
MSDS – Material Safety Data Sheet. Now referred to as Safety Data Sheets (SDS).
MSHA – Mine Safety and Health Administration (USA)
MSI – Musculoskeletal Injuries
MTI – Medically Treated Incident
N95 - Filter rating for respirators (95 percent efficient and not for use in oil atmospheres)
NAALC – North American Agreement on Labour Cooperation
NAOSH – North American Occupational Safety and Health
NRCan – National Resources Canada
NBFSA – New Brunswick Forest Safety Association
NCCID – National Collaborating Centre for Infection Diseases
NCEOE – National Committee on Environmental and Occupational Exposures
ND – Non Detectable
NDSL – Non-Domestic Substances List
NDT – Non Destructive Testing
NEER – New Experimental Experience Rating Program (ON)
NFC – National Fire Code
NFPA – National Fire Protection Association (USA)
NIDMAR – National Institute of Disability Management and Research
NIH – National Institutes of Health (USA)
NIHL – Noise Induced Hearing Loss
NIOSH – National Institute for Occupational Safety and Health (USA)
NJC – National Joint Council
NLCSA – Newfoundland and Labrador Construction Safety Association
NOAEL – No Observed Adverse Effect Level
NORA – National Occupational Research Agenda (USA)
NORM – Naturally Occurring Radioactive Material
NSC – National Safety Council (USA)
NSCA – Nuclear Safety and Control Act
NSCSA – Nova Scotia Construction Safety Association
NSNY – Northern Safety Network Yukon
NTP – National Toxicology Program (USA)
NWISP – National Work Injury/Disease Statistics Program
OA – Occupational Asthma
OAFC – Ontario Association of Fire Chiefs
OBA – Octave Band Analyzer
OEA – Office of the Employer Adviser (Ontario and in general)
OECD – Organization for Economic Cooperation and Development
OEHF – Occupational & Environmental Health Foundation (USA)
OEL – Occupational Exposure Limit
OEMAC – Occupational and Environmental Medical Association of Canada
OFAAA – Occupational First Aid Attendants Association of British Columbia
OFSWA – The former Ontario Forestry Safe Workplace Association [Now part of the WSN]
OH – Occupational Hygiene or Hygienist
OHAO – Occupational Hygiene Association of Ontario
OHCOW – Occupational Health Clinics for Ontario Workers
OHRC – Ontario Human Rights Commission
OHS – Occupational Health and Safety
OHSA – Occupational Health and Safety Act (Ontario)
OHST – Occupational Health and Safety Technologist
OHSAH – Occupational Health & Safety Agency for Healthcare in British Columbia
OHSMS – Occupational Health and Safety Management System
OOHNA – Ontario Occupational Health Nurses Association
OSACH – The former Ontario Safety Association for Community and Healthcare [Now part of the PSHSA]
OSH – Occupational Safety and Health
OSHA – Occupational Safety and Health Administration (USA)
OSL – Ontario Safety League
OSSA – The former Ontario Service Safety Alliance (Ontario) [Now part of the WSPS]
OSSA – Oil Sands Safety Association (Alberta)
OWA – Office of the Worker Advisor
PAPR – Powered Air-purifying Respirator
PCB – Polychlorinated biphenyls
PDA – Physical Demands Analysis
PEL – Permissible Exposure Limit [The maximum occupational exposure permitted under the OSHA regulations (USA)]
pH – Potential of Hydrogen [Measure of acidity of a solution]
PHA – Process Hazards Analysis
PHAC – Public Health Agency of Canada
PHSA – Provincial Health Services Authority (BC)
PHO – Public Health Ontario
PHP – Personal Hearing Protection
PHU – Public Health Unit
PID – Photo Ionization Detector
PIR – Partners in Injury Reduction (Alberta)
PMRA – Pest Management Regulatory Agency
PPE – Personal Protective Equipment
PPHSA – The former Pulp & Paper Health and Safety Association (Ontario) [Now part of the WSN]
ppm – Parts Per Million
PSC – Petroleum Safety Conference
PSHSA – Public Services Health and Safety Association (Ontario)
PTS – Permanent Threshold Shift
QA/QC – Quality Assurance / Quality Control
QLFT – Qualitative Fit Test (for respirators)
QNFT – Quantitative Fit Test (for respirators)
QRS – Quantitative Risk Assessment
RCA – Root Cause Analysis
REACH – Registration, Evaluation and Authorisation of Chemicals (EU)
REL – Recommended Exposure Limit
RMI – Repetitive Motion Injury [See also WMSDS]
ROH – Registered Occupational Hygienist
ROHS – Regulation respecting occupational health and safety (Québec)
ROHT – Registered Occupational Hygiene Technologist
ROPS – Rollover Protection Structures
RoSPA – Royal Society for the Prevention of Accidents (UK)
RRQWE – Regulation respecting the quality of the work environment (Québec)
RRSSTQ – Réseau de recherche en santé et en sécurité du travail du Québec
RSI – Repetitive Strain Injury
RSIC – Radiation Safety Institute of Canada
RSO – Radiation Safety Officer
RSV – Respiratory Syncytial Virus
RTECS – Registry of Toxic Effects of Chemical Substances
RTK – Right to Know
RTW – Return to Work
RUSA – Rural Utilities and Safety Association (Alberta)
SAFER – Safety Advisory Foundation for Education and Research (BC)
SAR – Supplied Air Respirator
SARA – Superfund Amendments and Reauthorization Act (USA)
SARS – Severe Acute Respiratory Syndrome
SCBA – Self Contained Breathing Apparatus
SCC – Safety Codes Council (Alberta)
SCC – Standards Council of Canada
SDS – Safety Data Sheet
SECOR – Small Employer Certificate of Recognition (Alberta)
SHAPE – The former Safety & Health in Arts Production & Entertainment (BC) [Now part of Actsafe]
SHARP – Safety and Health Achievement Program (USA)
SHMP – Safety and Health Management Plan
SHMS - Safety and Health Management System
SLCPs – Short-Lived Climate Pollutants
SHE – Safety, Health, and Environment
SLM – Sound Level Meter
SMP – Safety Management Plan
SMS – Safety Management System
SPCC - Spill Prevention, Control and Countermeasures
SRL – Self-Retracting Lifeline
SOP – Standard Operating Procedure
SSC – Saskatchewan Safety Council
SSM – Safety Services Manitoba
SSNB – Safety Services New Brunswick
SSNL – Safety Services Newfoundland and Labrador
STD – Short–Term Disability
STEL – Short-Term Exposure Limit
SWA – Safe Work Associations (in Ontario)
SWPF – Simulated Workplace Protection Factor
TAT –Tribunal Administratif du Travail (Québec)
TB – Tuberculosis
TC – Transport Canada
TDG – Transportation of Dangerous Goods
TENORM – Technically Enhanced Naturally Occurring Radioactive Material
THSAO – The former Transportation Health and Safety Association of Ontario [Now part of the IHSA]
TLV – Threshold Limit Value
TOXEN – Research Centre for Environmental Toxicology – UQAM (Quebec)
TQM – Total Quality Management
TRIF – Total Recordable Incident Frequency
TRIR – Total Recordable Incident Rate
TSB – Transportation Safety Board of Canada
TSCA – Toxic Substances Control Act (USA)
TSSA – Technical Standards & Safety Authority (Ontario)
TTS – Temporary Threshold Shift
TWA – Time–weighted Average
UL/ULC – Underwriters’ Laboratories / Underwriters’ Laboratories Canada
UNFCCC – United Nations Framework Convention on Climate Change
UV – Ultraviolet Radiation
VDT – Video Display Terminal [Sometimes called Video Display Unit (VDU)]
VFSS – Vehicle Fire Suppression System
VOC – Volatile Organic Compound
VPP – Voluntary Protection Program (USA)
WAH – Working at Heights
WBGT – Wet Bulb Globe Temperature
WCAT – Workers Compensation Appeals Tribunal
WCB – Workers Compensation Board (in general)
WCB Alberta – Workers' Compensation Board of Alberta
WCB–BC – The former Workers' Compensation Board of British Columbia [now WorkSafe BC]
WEEL – Workplace Environmental Exposure Limit
WHMIS – Workplace Hazardous Materials Information System
WHO – World Health Organization
WHSC – Workers' Health and Safety Centre (Ontario)
WHSCC New Brunswick – The Former Workplace Health, Safety and Compensation Commission [Now WorkSafeNB]
WHSCC Newfoundland and Labrador – Workplace Health, Safety and Compensation Commission [Also known as Workplace NL]
WMSDS – Work-related Musculoskeletal Disorders
WPF – Workplace Protection Factor
WSIA – Workplace Safety and Insurance Act (Ontario)
WSIAT – Workplace Safety and Insurance Appeals Tribunal (Ontario)
WSIB – Ontario Workplace Safety and Insurance Board
WSIS – Workplace Safety and Insurance System (Nova Scotia)
WSN – Workplace Safety North (Ontario)
WSO – World Safety Organization
WSPS – Workplace Safety and Prevention Services (Ontario)
YCSA – Yukon Construction Safety Association
YWAP – Young Worker Awareness Program
YWCHSB – Yukon Workers' Compensation Health and Safety Board
ZAP – Zero Accident Program
- Fact sheet confirmed current: 2022-08-12
- Fact sheet last revised: 2022-08-12
