Glossary of terms related to hazardous materials
May carry germs or bacteria cause serious disease; could result in chronic illness or death
Illness that is continual or lasting a long time
Can catch fire or burn easily
Forced into a small space
Includes a bag, barrel, bottle, box, can, cylinder, drum, storage tank
Make impure by contact or mixture; pollute; infect
A product, material, or substance included in any of the classes listed in Schedule II of the Hazardous Products Act, i.e. Compressed Gas, Flammable and Combustible Material, Oxidizing Material, Corrosive Material, and Poisonous and Infectious Materials
To make impure Able to corrode, that is, to cause something to wear away or be slowly destroyed, especially by chemical action (e.g., Acid causes metal to corrode. Acid is corrosive.)
A container (e.g., for liquefied gas) with straight sides and a circular section
adj. likely to explode
n. a substance that can explode; Gunpowder is an explosive.
Can be set on fire; the opposite of flammable is non-flammable
Gas, solid, liquid, vapour, fume, mist, fog or dust that escapes – unplanned – from process equipment, emission control equipment or from a product.
Heavy, strong-smelling air given off from smoke, gas, fresh paint, etc., that causes a small sharp pain when you breathe it in
A substance like air, which is not solid or liquid
A hazard can be defined as a physical situation with a potential for injury, damage to property or damage to the environment.
- Physical Hazards: contact hazards that can cause injury, e.g., cuts, burns, abrasions
- Chemical Hazards: e.g., fumes, gases, aerosols, corrosives, alkalis, chemicals, solvents, sprays, heavy metals, poisons, and pesticides
- Environmental Hazards: e.g. noise, heat, cold
- Biological Hazards: hazards that can cause illness, e.g., hantavirus, allergies
- Psycho-social Hazards: E.g., stress, fatigue, boredom, long-term effects of shift work
- Ergonomic Hazards: e.g., cramped workspaces, improperly adjusted equipment, repetitive tasks
A controlled product that is intended for disposal or is sold for recycling or recovery
Can be spread or transmitted by air, water, etc.
Includes a mark, sign, stamp, sticker, ticket, tag, or wrapper
A substance that is not solid or gas, which flows and has no fixed shape, e.g., water
Cloudlike bodies made up of very small drops of water floating in the air
Combining with oxygen, so as to produce a new chemical substance
personal protective equipment
The equipment or clothing worn by a worker to reduce the consequences of exposure to various hazards associated with working conditions or a work site. Includes burning goggles, chainsaw pants, chemical goggles, chemical suits and aprons, cold weather clothing, dust masks, face shields, fire-retardant clothing, gloves, hard hats, hearing protection, high visibility safety vests, safety goggles, safety helmets and safety-toed footwear.
Containing poison; may cause illness or death
The brand name, code name or code number specified by a supplier or the chemical name, common name, generic name or trade name of a controlled substance
A chemical substance that reacts or behaves differently in response to a change in situation or to another substance; e.g., may explode if the container is dropped or heated or if the material is mixed with other chemicals
The chance of injury, damage or loss to people, materials, or the environment
A substance that does not need a container to hold its shape; not liquid or gas
The defined criterion of effective performance
A gaslike form of a liquid (such as a mist or steam), often caused by a sudden change of temperature; gaseous phase of a substance that is liquid at normal temperature and pressure
Space (e.g. room) in which air circulates freely