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NS Millwright Block 1 > Hazardous Materials and Fire Protection > Flashcards

Hazardous Materials and Fire Protection Flashcards

1
Q

What does WHMIS stand for?

A

Workplace Hazardous Materials Information System.

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2
Q

What is the WHMIS program designed to do?

A

To ensure you have all the information you need to work safely with hazardous materials that are used, stored or manufactured at your workplace.

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3
Q

Who is responsible for WHMIS?

A

Suppliers, employers and workers.

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4
Q

What are the supplier’s responsibilities under WHMIS?

A
  • Ensure that the hazardous products are appropriately classified as per the Hazardous Products Regulations (HPR).
  • Label the product or container with a Workplace Hazardous Materials Information System (WHMIS) supplier label.
  • Provide a Safety Data Sheet (SDS) to the customer.
  • Update the SDS whenever there is new information or change to a product.
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5
Q

What are the employer’s responsibilities under WHMIS?

A
  • Educate and train workers on the hazards and safe use of products.
  • Provide all of the information available for hazardous products.
    • Ensure that hazardous products are
      properly labelled.
    • Prepare workplace labels as needed.
    • Prepare SDS as needed (for example, if an
      employer manufactures a hazardous
      product that is used on-site).
    • Ensure appropriate control measures are
      in place to protect the health and safety
      of workers.
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6
Q

What are the worker’s responsibilities under WHMIS?

A
  • Participate in WHMIS and site-specific education and training programs.
  • Participate in identifying and controlling hazards.
  • Use personal protective equipment (PPE) and other worksite controls to protect themselves and others.
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7
Q

What does this WHMIS pictogram stand for?

A

Explosion or Reactivity Hazard.

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8
Q

What does this WHMIS pictogram stand for?

A

Flammable Hazard.

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9
Q

What does this WHMIS pictogram stand for?

A

Oxidizing hazard.

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10
Q

What does this WHMIS pictogram stand for?

A

Compressed Gas Hazard.

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11
Q

What does this WHMIS pictogram stand for?

A

Corrosive Hazard.

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12
Q

What does this WHMIS pictogram stand for?

A

Toxic or Fatal Hazard.

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13
Q

What does this WHMIS pictogram stand for?

A

Health Hazard.

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14
Q

What does this WHMIS pictogram stand for?

A

Harmful.

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15
Q

What does this WHMIS pictogram stand for?

A

Biohazardous/Infectious Material.

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16
Q

What does this WHMIS pictogram stand for?

A

Environmental Hazard.

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17
Q

What are the three key elements of WHMIS?

A
  1. Worker education.
  2. Product labelling.
  3. Safety data sheets (SDS).
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18
Q

What is the employer responsible for when training employees?

A
  1. job specific training about labels, SDS and other identifiers.
  2. training in work procedures related to WHMIS materials.
  3. To test your knowledge.
19
Q

What are workers responsible for?

A
  1. Participating in training.
  2. Using information obtained to protect themselves and others.
  3. Applying workplace labels where and when required.
20
Q

When are workplace labels created and used?

A
  1. The hazardous product is transferred to a new container from the supplier container.
  2. The supplier label is missing or unreadable and a supplier replacement label is not available.
  3. A product is made and used onsite.
21
Q

What information is required on a workplace label?

A
  1. Product name matching the name on the SDS of the product.
  2. Safe handling precautions which may include pictograms or other supplier information.
  3. Reference to the SDS (if available).
22
Q

Who is responsible for keeping safety data sheets (SDS) up to date?

A

Suppliers and employers.

23
Q

How should bulk fuel tanks and stands should be grounded?

A

By a cable to a ground rod driven into the earth at the base of the tank.

24
Q

Which testing organizations approve portable fuel storage containers?

A
  1. Underwriters Laboratory of Canada (ULC).
  2. Canadian Standards Association (CSA).
25
Q

What colour are containers used to store or transport gasoline?

A

Usually red.

26
Q

What colour are containers used to store or transport diesel?

A

Yellow.

27
Q

In what way must gas cylinders used for welding or accumulator charging be stored?

A

Upright and secured.

28
Q

What are small, condensed particles of metal or other substance that vaporize during work processes such as welding or brazing?

A

Fumes.

29
Q

What is it called when air is pumped into the enclosed work area, passes through the area and is vented outdoors through ductwork, doors and windows?

A

Mechanical general ventilation.

30
Q

What is a general rule proving adequate ventillation?

A

If the visible fume clears in about thirty seconds.

31
Q

What type of ventilation uses exhaust fans capture fumes at their source and exhausts them outdoors?

A

Local ventilation or source extraction.

32
Q

What type of equipment draws in air and fumes, to filter and exhaust them so the air can be recirculated?

A

Portable smoke eaters.

33
Q

What is an enclosed or partially enclosed space having restricted access and egress (a way out).

A

Confined space.

34
Q

Prior to entering a confined space what device is used to ensure that the area has an acceptable level of oxygen and does not contain any dangerous gases?

A

Gas detector.

35
Q

What are the essential elements needed to start a fire?

A
  1. Fuel.
  2. Air.
  3. Ignition.
36
Q

What class of fire burns materials such as wood, paper, cloth, rubber, packing materials and many plastics?

A

Class A: Ordinary Combustibles.

37
Q

What class of fire burns flammable gases, such as acetylene, propane and natural gas, and flammable liquids such as gasoline and diesel fuel?

A

Class B: Flammable Liquids and Gases.

38
Q

What class of fire involves fires with energized or live electrical equipment?

A

Class C: Electrical.

39
Q

What class of fire burns materials such magnesium, titanium, zirconium, sodium and potassium?

A

Class D: Combustible Metals.

40
Q

What class of fire burns combustible cooking media such as cooking oils and fats?

A

Class K: Combustible Oil or Grease.

41
Q

Chart for choosing correct fire extinguisher.

A

Chart.

42
Q

What is the proper way to use a portable fire extinquisher?

A

The PASS method:
1. Pull the pin.
2. Aim the extinguisher nozzle at the base of the flames.
3. Squeeze the handle while holding the extinguisher upright.
4. Sweep the extinguisher nozzle from side to side (right to left), covering the fire with the extinguishing agent.

43
Q

What are the principle causes of fires?

A
  1. Welding and burning.
  2. Electrical.
  3. Friction.
44
Q

Fire extinguisher ratings.

A

Chart.

NS Millwright Block 1 (23 decks)

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