WHMIS

Question 1

what does whmis stand for?

Answer 1

Workplace
Hazardous
Materials
Information
System

Question 2

what is whmis?

Answer 2

its a law that protects science workers on the job. aka the ‘right to know’ law. workers have teh right to know all that is available ab a certain material they are working with, including hazards

Question 3

when was whmis revised

Answer 3

2015 for the globally harmonized system of Classification and Labelling of Chemicals

Question 4

what are solids that may be dangerous

Answer 4

dust

Question 5

give an example of a dust that is dangerous

Answer 5

asbestos - inhalation
sawdust - fire
gunpowder, coal dust, flour dust - explosion

Question 6

give an example of liquids that are dangerous

Answer 6

hair spray, bleach, lighters fluid, gasoline

Question 7

how can liquids be dangerous

Answer 7

there are mist or vapours from spilled liquids that can be dangerous by inhaling, skin absorption, fire, or an explosion

Question 8

how can gases be dangerous

Answer 8

there are substances that may be dangerous by inhaling, skin absorption, fire, or an explosion

Question 9

give an example of dangerous gases

Answer 9

smoke, carbon, monoxide, propane

Question 9

what are the four major ways chemicals can enter ur body

Answer 9

inhalation - breathing it in
ingestion - swallowing it
absorption - through skin or eyes
injection - through needles or sharp objects that puntrue skin

Question 10

what are the four parts of the body chemicals usually attack first

Answer 10

skin - burns, rashes, blisters, discoloration
eyes - iritation, burning, blindness
lungs - less oxygen absorption or damage to lungs
digestive system - damage to teh stomach or intestine lining

Question 11

once in the body, some chemicals…

Answer 11

…go to certain target organs

Question 12

give an example of a target organ

Answer 12

alcohol - affects brain quickly and liver long term

Question 13

classes of chemicals w long term effects

Answer 13

Carcinogens (cancer), mutagens (changes from a parent to an unborn child), and teratogens (birth defects)

Question 14

give an example of carcinogens

Answer 14

lung cancer from smoking

Question 15

give an example of mutagens

Answer 15

x ray

Question 16

give an example of teratogens

Answer 16

thalidomide

Question 17

what’s a supplier label

Answer 17

a label on chemicals used for resale or delivery OUTSIDE the workplace

Question 18

what’s a workplace label

Answer 18

a label for chemicals transferred into smaller containers

Question 19

what’s the diff between supplier and workplace labels

Answer 19

supplier label - name / pictogram / signal words / precautionary statements / supplier contact info

workplace label - name / safety handling / reference to data sheet