Safety Flashcards

1
Q

WHMIS stands for?

A

Workplace hazardous materials information system

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2
Q

Suppliers and employers must provide?

A

Workplace labels

MSDS (material safety data sheet)

Education

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3
Q

What must be done whenever a controlled product is switched from its original container?

A

A workplace label must be made for the new container

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4
Q

WHMIS classifications see image

A
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5
Q

Class A:

A

Compressed gas
- explosion hazard
- take off a great speeds
- can explode if heated in fire
- explode if dropped

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6
Q

class B

A

Flammable and combustible material

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7
Q

Class C

A

Oxidizing materials
- do not usually burn themselves but they either help the fire by providing oxygen or cause materials that normally would not burn to spontaneously combust or suddenly start to burn

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8
Q

Class D division 1

A

Poisonous or infectious materials
(Causing immediate serious toxic effects)

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9
Q

Class D division 2

A

Poisonous and infectious material
Materials causing other toxic effects(chronic toxicity)

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10
Q

Class D division 3

A

Poisonous or infectious materials
(Bio hazardous infectious material)
- bacteria
- fungi
- viruses
- parasites
Are all included in this section

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11
Q

Class E

A

Corrosive material

Damage is often permanent and irreversible

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12
Q

Class F

A

Dangerously reactive materials

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13
Q

Key elements of WHMIS

A

Worker education
Product labeling
Material safety data sheet

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14
Q

Why is static electricity dangerous when transporting flammable liquids?

A

Presence is not known until spark occurs

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15
Q

TDGR stands for

A

Transporting dangerous good regulations

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16
Q

What is incompatibility?

A

When chemical reactions occur between two or more chemicals or materials

17
Q

Review chart

A
18
Q

Mechanical general ventilation is?

A

When air is pumped into the enclosed work area, passes through and is vented outdoors through ductwork doors or windows

19
Q

Local ventilation is?

A

Exhaust fans that capture the fumes at their source and exhausts them outdoors

20
Q

Portable smoke extractor

A

Air and fumes are drawn into extractor filtered and exhausted

21
Q

The risk of explosion increases dramatically when you are working in containers, vessels, or confined spaces. Hazards are created by:

A
  • Static electricity
  • excessive heat and noise
  • explosive, flammable, toxic, or suffocating fumes and gases
22
Q

What is the only extinguishing agent for class D FIRES? (Combustible metals)

A

Dry powder

23
Q

What is the only extinguishing agent for class K fires? (Combustible oil or grease)

A

Wet chemical
(Potassium acetate base)

24
Q

Never fight a fire if:

A
  • Fire could block your escape
  • proper equipment to fight fire is not available
  • fire has spread beyond where it has started
  • the extinguisher has run out of extinguishing agent
  • the extinguisher does not work
25
Q

OHS means

A

Occupational health and safety

26
Q

Three groups responsible for workplace safety?

A

Employer
Employee
Equipment or material suppliers

27
Q

Employee and employer must work together to control hazards in what three ways?

A

1: use engineering controls
- using right machinery or equipment and using it right
2: use administrative tools
- safe work practices
3: use of personal protective equipment
-

28
Q

Worksite specific training must cover four areas:

A

1: hazard information
2: different modes of product identification used in the workplace
3: procedures for safe use, storage and handling of products used at the worksite
4: procedures for dealing with fugitive emissions and emergencies at the work site

29
Q

Workplace hazards fall into 4 main catagories:

A

1: biological hazards
2: chemical
3: ergonomically
4: physical

30
Q

Engineering controls include:

A
  • elimination
  • substitution
  • re-design
  • isolation
  • automation
31
Q

If engineering controls do not eliminate or control the hazard you employer must use administrative tools which include:

A
  • safe work practices
  • work/rest schedules
  • limit hours of work
  • scheduling hazardous work during times when exposure of others is limited
  • wet methods as opposed to dry sanding or sweeping
32
Q

If engineering and administrative controls do not control the hazard what just be done?

A

Appropriate ppe must be supplied and used.

33
Q

Five main tools for assessing and controlling work place hazards are:

A

1: hazard assessment reports
2: checklists
3: health and safety plans
4: emergency response plans
5 : first aid reports and incident reports

34
Q

A field level risk assessment consists of:

A
  • look around and identify hazards
  • assess risks
  • control risks
  • resume work
35
Q

Close work site is _____ Min to hospital
Distance work site is ______ min to hospital
Isolated work site is ______ min to hospital

A

Up to 20 min

20-40 min

More than 40min

36
Q
A