WHMIS/ safety in the class Flashcards
what is Class A
compressed gas
what is Class B
flammable and combustible material
what is class C
oxodizing material
what is Class D1
poisonous and infectious material causing immediate and serious toxic effects
what is Class D2
poisonous material causing other toxic effects
what is class D3
biohazardous and infectious material
what is class E
corrosive material
what is class F
dangerously reactive material
what are the four hazard symbols?
explosive, corrosive, flammable, and poisonous
which of the following is an unsafe practice in the science lab?
A. using clean glassware for a lab
B. using a broken beaker during a lab
C. using chemicals from a container that is clearly labelled
D. holding a test tube away from your face when pouring chemicals
B. using a broken beaker during a lab
a student splashed some chemicals into his eyes. describe the proper procedure that he should take next.
wash his eyes immediately with water for 15 minutes.
how do you properly smell a substance?
hold the container at arm’s length and waft the fumes toward you
which of the following should you do when you are working with an open flame:
A. tie long hair back
B. roll up long sleeves
C. leave flame unattended
A and B
What does WHMIS stand for?
Workplace Hazardous Materials Information System
