WHMIS Flashcards
What does WHMIS stand for?
Workplace Hazardous Materials Information System
WHMIS is a system designed to provide information about hazardous materials in the workplace.
What is the purpose of WHMIS?
To provide information about hazardous materials that are produced, handled, stored, used, or disposed of in the workplace.
What are the three basic elements of WHMIS?
- Labels
- Material Safety Data Sheets (MSDS)
- Worker Education
Who is responsible for enforcing WHMIS compliance?
Provincial Occupational Health and Safety officials and Health Canada, Labour Canada federally.
What is a controlled product under WHMIS?
A product that is hazardous under WHMIS.
Name the six classes of controlled products under WHMIS.
- Compressed Gas
- Flammable and Combustible Material
- Oxidizing Material
- Poisonous and Infectious Material
- Corrosive Material
- Dangerously Reactive Material
What is Class A under WHMIS?
Compressed Gas
What is Class B under WHMIS?
Flammable and Combustible Material
What types of materials are included in Class B1?
- Flammable gases
- Flammable liquids
What is the flashpoint of flammable liquids in Class B1?
Below 100°F (37.8°C)
What are the subdivisions of Class D1 materials?
- Subdivision A: Very Toxic Material
- Subdivision B: Toxic Material
What does Class D3 include?
Biohazardous Infectious Material
What type of materials does Class E cover?
Corrosive Material
What is the last line of defense for worker health when dealing with hazardous materials?
Personal Protective Equipment (PPE)
What are the purposes of a WHMIS label?
- Identifies the chemical
- Alerts that the chemical is a controlled product
- Provides safe handling information
What are the three types of WHMIS labels?
- Supplier labels
- Workplace labels
- Other means of identification
What must a Supplier Label include?
- Product Name
- Hazard Symbols
- Risk Phrases
- Precautionary Statements
- First Aid Measures
- Supplier Information
- Reference to Material Safety Data Sheet
What is the main source of information for handling workplace chemicals?
Material Safety Data Sheet (MSDS)
What must your employer ensure regarding MSDS?
- It is readily available
- It is up-to-date (less than 3 years old)
What should you do before handling a chemical?
Read the MSDS
How should you verify that the MSDS is current?
Check the date of preparation and ensure it’s less than three years old.
What is the first step in using an MSDS?
Confirm the identity of the product.
Fill in the blank: Under WHMIS, the _______ must provide the MSDS as a condition of sale.
supplier
True or False: Every controlled product that is received in a container must have a Supplier Label attached.
True
What should you do in case of an emergency according to the MSDS?
Look at what to do in case of fire, first aid, leaks, spills, etc.
