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Science Chemical Change M1 S1 L1
Alberta LTB Module Booklet Vocabulary Module 1 Section 1 Lesson 1
7
Chemistry
10th Grade
02/04/2020

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Cards

Term
WHMIS
Definition

Workplace

Hazardous

Materials

Information

System

Term
WHMIS
Definition
A system that provides details on how to store, handle, and dispose of any chemical found in the workplace.
Term

WHMIS - 8 HAZARDOUS CLASSES (& SYMBOLS)

 

CLASS A & B

Definition

Class A: Compressed gas

* Natural gas lines

Class B: Flammable and Combustible Material

Solids - calcium, fire starters, lithium batteries, magnesium, mothballs, sodium

Liquids - adhesives, aftershave, gasoline, paint thinners, rubbing alcohol, solvents, turpentine

Term

WHMIS - 8 HAZARDOUS CLASSES (& SYMBOLS)

 

CLASS C & D1

Definition

Class C: Oxidizing Material

* adhesives, bleaching powder, disinfectants, hair dyes

Class D1: Poisonous and infectious material causing immediate and serious toxic effects

* arsenic, chloroform, disinfectants, herbicides, insecticides, wood preservatives

 

Term

WHMIS - 8 HAZARDOUS CLASSES (& SYMBOLS)

 

CLASS D2 & D3

Definition

Class D2: Poisonous and infectious material causing other toxic effects

* acetone, asbestos, toluene, diisocyanate

 

Class D3: Bio-hazardous infectious material

Term

WHMIS - 8 HAZARDOUS CLASSES (& SYMBOLS)

 

CLASS E & F

Definition

Class E: Corrosive Material

* acids, paint and rust remover, oven & drain cleaners, household bleach

 

Class F: Dangerously Reactive Material

Term

 

MSDS

Definition

Material Safety Data Sheet

* An information sheet that identifies the chemical and physical properties of a substance, safe handling, first aid, and clean up procedures in case of a spill or leak

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