Lecture 17 (WHMIS) Flashcards
Supplier Responsibilites
Identify whether their products are hazardous products
Prepare labels and SDSs and provide these to purchasers of hazardous products
Employer Responsibilities
Educate and train workers on the hazards and safe use of hazardous products in the workplace
Ensure that hazardous products are properly labelled
Prepare workplace labels and SDSs (as necessary)
Ensure appropriate control measures are in place to protect the workers
Worker Responsibilities
Participate in WHMIS and chemical safety training programs
Take necessary steps to protect themselves and their co-workers
Participate in identifying and controlling hazards
Chemical Hazards
Compressed gases Flammable and combustible materials Oxidizing materials Toxic materials Corrosive materials Dangerously reactive materials
Class A Hazard
Materials contained under pressure
Hazardous for the pressures they are maintained in
Class B Hazard
Flammable liquid – flash point <37.8°C
Combustible liquid– flash point >37.8°C <93.3°C
Class C Hazard
Can readily decompose to give oxygen or another oxidizing material.
Able to cause a fire in the absence of air
Class D1 Hazard
Includes chemicals that are very toxic with a single dose.
Exposure could be fatal or cause serious health effects
Class D2 Hazard
Includes materials that are toxic, however their effects might be acute, but temporary or chronic.
eg. skin and eye irritants
Class D3 Hazard
Toxins Produced by living organisms that cause disease in humans
Class E Hazard
Can cause severe and permanent damage to human tissues including, skin, eyes and respiratory tracts
Workplace Labels
Must include:
The product identity
Safe handling information, including PPE required
Reference to material safety data sheet
Labels must be replaced if they become illegible
Refrigerators and freezers need content identification and whether or not they are explosion-proof
