WHMIS and lab safety Exam Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: What does WHMIS stand for?
Answer:
Workplace Hazardous Material Information System
Q: What is WHMIS? (description NOT Acronym)
Answer:
An information system designed to help know more about safety and health
hazards of materials that they use in the workplace
Q: What is on a WHMIS label?
Answer:
-name of chemical
-hazard symbols
-risks
-first aid instructions
-supplier's name and address
Q: hazard and example of compressed gas
Answer:
hazard: containers explode with hazardous gas ex: fire extinguisher
The symbol of compressed gas -
The symbol of flammable and combustible material -
Q: hazard and example of flammable material
Answer:
hazard: burst into flames ex: Hydrogen
The symbol of oxidizing material -
Q: hazard and example of oxidizing material
Answer:
hazard: burn skin or eyes, explode, fire. Creates more oxygen to promote fire.
ex: Sulferic acid
, The symbol of Poisonous and infectious material causing immediate and serious
toxic effects -
Q: hazard and example of Poisonous and infectious material
Answer:
hazard: death or serious injury ex: carbon minoxide
The symbol of other toxic material -
Q: hazard and example of other toxic material
Answer:
hazard: poisonous but not immediate danger ex: asbestos
The symbol of biohazardous and infectious material -
Q: hazard and example of biohazardous and infectious material
Answer:
hazard: bacteria and viruses ex: anthrax, salmonella
The symbol of Corrosive material -
Q: hazard and example of Corrosive material
Answer:
hazard: eats through skin, corrodes metals ex: chromic acid, battery acid
The symbol of dangerously reactive material -
Q: Hazard and example of dangerously reactive material
Answer:
hazard: will react dangerously and could explode easily
ex: plastic monomers
Q: When can you begin an experiment or lab?
Answer:
after you have read all written instructions and listened to verbal instructions
Q: What do you do before starting the experiment?
Answer:
-read and study the procedure
-ask questions
-understand safely symbols and hazards on your material
Solutions | Latest 2026 Update
Q: What does WHMIS stand for?
Answer:
Workplace Hazardous Material Information System
Q: What is WHMIS? (description NOT Acronym)
Answer:
An information system designed to help know more about safety and health
hazards of materials that they use in the workplace
Q: What is on a WHMIS label?
Answer:
-name of chemical
-hazard symbols
-risks
-first aid instructions
-supplier's name and address
Q: hazard and example of compressed gas
Answer:
hazard: containers explode with hazardous gas ex: fire extinguisher
The symbol of compressed gas -
The symbol of flammable and combustible material -
Q: hazard and example of flammable material
Answer:
hazard: burst into flames ex: Hydrogen
The symbol of oxidizing material -
Q: hazard and example of oxidizing material
Answer:
hazard: burn skin or eyes, explode, fire. Creates more oxygen to promote fire.
ex: Sulferic acid
, The symbol of Poisonous and infectious material causing immediate and serious
toxic effects -
Q: hazard and example of Poisonous and infectious material
Answer:
hazard: death or serious injury ex: carbon minoxide
The symbol of other toxic material -
Q: hazard and example of other toxic material
Answer:
hazard: poisonous but not immediate danger ex: asbestos
The symbol of biohazardous and infectious material -
Q: hazard and example of biohazardous and infectious material
Answer:
hazard: bacteria and viruses ex: anthrax, salmonella
The symbol of Corrosive material -
Q: hazard and example of Corrosive material
Answer:
hazard: eats through skin, corrodes metals ex: chromic acid, battery acid
The symbol of dangerously reactive material -
Q: Hazard and example of dangerously reactive material
Answer:
hazard: will react dangerously and could explode easily
ex: plastic monomers
Q: When can you begin an experiment or lab?
Answer:
after you have read all written instructions and listened to verbal instructions
Q: What do you do before starting the experiment?
Answer:
-read and study the procedure
-ask questions
-understand safely symbols and hazards on your material
