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WHMIS 2015 Flashcards

1
Q

What is WHMIS?

A

The system in Canada for classifying and labeling hazardous products, aligning with the Globally Harmonized System for Classifying and Labelling Chemicals (GHS), protecting against immediate and long-term hazards.

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2
Q

What is a hazardous product?

A

Any material, product, or substance that is a known or expected health risk to humans, sometimes referred to as hazardous materials.

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3
Q

What legislation enables WHMIS?

A

Federally by the Hazardous Products Act (HPA) and Hazardous Product Regulations (HPR); provincially by the Occupational Health & Safety Code (OHS).

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4
Q

Who enforces WHMIS legislation?

A

Occupational Health & Safety officers.

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5
Q

What are the penalties for non-compliance with WHMIS laws?

A

Summary Conviction: First offence $500,000 &/or 18 months in prison; Subsequent offences $1,000,000 &/or 2 years in prison. Criminal Indictment: Fine at the discretion of the courts &/or 5 years in prison.

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6
Q

Name five types of products exempt from WHMIS.

A

Nuclear substances, hazardous waste, tobacco or tobacco products, manufactured articles, and products listed in Schedule 1 of the Hazardous Products Act (HPA).

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7
Q

List some products exempt from WHMIS under HPA Schedule 1.

A

Pest control products, explosives, cosmetics, devices, drugs or foods, consumer products, wood or products made from wood.

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8
Q

What are the two main types of WHMIS labels?

A

Supplier Labels and Workplace Labels.

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9
Q

What information must be on a Supplier Label?

A

Product identifier, supplier identifier, pictogram, signal word, hazard statement, precautionary statements, and supplemental label information.

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10
Q

What are the characteristics of WHMIS labels?

A

They must be legible, prominently displayed, durable, in contrast with other information, and in both official languages.

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11
Q

What are the two signal words used on WHMIS labels?

A

“Danger” for more severe hazards and “Warning” for less severe hazards.

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12
Q

What is the purpose of hazard statements on WHMIS labels?

A

To describe the nature of the hazard posed by the hazardous product.

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13
Q

What is included in precautionary statements on WHMIS labels?

A

Instructions on storage, handling, first aid, Personal Protective Equipment (PPE), and emergency measures.

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14
Q

When is a workplace label required?

A

For hazardous products transferred to workplace containers, made and used on-site, or if the supplier label is damaged.

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15
Q

What information must be on a Workplace Label?

A

Product identifier, pictograms (optional), safe handling precautions, and reference to the Safety Data Sheet (SDS).

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16
Q

What are the exceptions to needing a workplace label?

A

When a hazardous product is used immediately after being poured into a container or when it’s under the control of the person who decanted it and used within one shift.

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17
Q

What does SDS stand for?

A

Safety Data Sheets

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18
Q

What must be available for every hazardous product you use or handle?

A

A Safety Data Sheet (SDS)

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19
Q

Where must SDSs be stored?

A

SDSs must be easily accessible and cannot be locked away or hidden.

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20
Q

Can a hazardous product be used if its SDS is not available?

A

No, the product cannot be used if the SDS is not available.

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21
Q

When must the supplier update the SDS?

A

Within 90 days of becoming aware of any significant new data.

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22
Q

How many sections are there in an SDS?

A

There are 16 sections in an SDS.

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23
Q

What is included in the “Identification” section of an SDS?

A

Product identifier, recommended use, Canadian supplier identifier, emergency telephone number.

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24
Q

What information is found in the “Hazard Identification” section?

A

Hazard classification, label elements, other hazards not resulting in classification.

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25
Q

What details are in the “Composition/Information on Ingredients” section?

A

Chemical names, common names, CAS registry numbers, concentration of each material or substance.

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26
Q

What first-aid measures are included in an SDS?

A

First-aid measures by route of exposure, most important symptoms and effects, immediate medical attention and specific treatment if necessary.

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27
Q

What should be included in the “Fire Fighting Measures” section of an SDS?

A

Suitable and unsuitable extinguishing media, specific hazards arising from the hazardous products, special protective equipment for firefighters.

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28
Q

What information does the “Accidental Release Measures” section cover?

A

Personal precautions, protective equipment, emergency procedures, methods and materials for containment and cleaning up.

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29
Q

What is the focus of the “Handling and Storage” section in an SDS?

A

Precautions for safe handling and conditions for safe storage.

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30
Q

What details are provided in the “Exposure Controls/Personal Protection” section?

A

Control parameters, appropriate engineering controls, individual protection measures.

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31
Q

What are some of the physical and chemical properties listed in the SDS?

A

Appearance, odour, pH, melting point, boiling range, flash point, evaporation rate, solubility.

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32
Q

What does the “Stability and Reactivity” section describe?

A

Reactivity, chemical stability, possibility of hazardous reactions, conditions to avoid, incompatible materials, hazardous decomposition products.

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33
Q

What is described in the “Toxicological Information” section?

A

Various toxic health effects, routes of exposure, symptoms, delayed and immediate effects, chronic effects, numerical measures of toxicity.

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34
Q

What topics are covered under “Ecological Information”?

A

Ecotoxicity, persistence and degradability, bioaccumulative potential, mobility in soil, other adverse effects.

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35
Q

What does the “Disposal Considerations” section include?

A

Information on safe handling for disposal and methods of disposal, including contaminated packaging.

36
Q

What transportation details are found in the “Transport Information” section?

A

UN number, UN proper shipping name, transport hazard classes, packing group, environmental hazards, special precautions

37
Q

What regulatory information is provided in an SDS?

A

Safety, health, and environmental regulations specific to the product.

38
Q

What is included in the “Other Information” section of an SDS?

A

Date of the latest revision, disclaimers, list of reference sources used to prepare the SDS.

39
Q

Can suppliers withhold information from labels and SDSs? If so, under what act?

A

Yes, under the Hazardous Materials Information Review Act (HMIRA).

40
Q

What routes of entry are recognized for chemical exposure?

A

Inhalation, skin contact, eye contact, ingestion, injection.

41
Q

What are the two major groups of hazards in WHMIS?

A

Physical hazards and health hazards.

42
Q

What does the “Combustible Dust” physical hazard class refer to?

A

Finely divided solid particles that can cause an explosion if ignited when dispersed in air.

43
Q

What is “Acute Toxicity” in health hazard classes?

A

Products that are fatal, toxic, or harmful if inhaled, in contact with skin, or if swallowed.

44
Q

What is the “Aspiration Hazard” class?

A

Products that are fatal if swallowed and enter the airways.

45
Q

What is meant by “Germ Cell Mutagenicity”?

A

Products that may cause genetic defects which can be passed on to future generations.

46
Q

What does “Carcinogenicity” include?

A

Products that may cause or are suspected of causing cancer.

47
Q

Exploding Bomb Pictogram

A

For explosion or reactivity hazards.
Appears with certain self-reactive substances and organic peroxides.
These materials require careful storage and handling. NOT WITH WHMIS

48
Q

Flame

A

For fire hazards.
Catch fire when exposed to an ignition source or if heated sufficiently.
Includes flammables, pyrophorics, self-heating substances, and organic peroxides.
Examples: Flammable gases, liquids, and solids; pyrophoric liquids, solids, and gases.

49
Q

Flame Over Circle

A

For oxidizing hazards.
Enhances the combustion of other materials by providing oxygen or other oxidizing substances.
Examples: Hydrogen peroxide, silver nitrate.

50
Q

Gas Cylinder

A

For gases under pressure.
Explodes if heated or struck.
Can cause freeze burns due to cold vapors.
Examples: Propane, nitrogen.

51
Q

Corrosion

A

For corrosive damage to metals, as well as skin and eyes.
Can burn skin or eyes on contact, causing permanent damage.
Examples: Hydrochloric acid, sodium hydroxide.

52
Q

Skull and Crossbones

A

Can cause death or toxicity with short exposure to small amounts.
Rapid and serious injury or death even in small amounts.
Examples: Hydrogen sulfide, sodium cyanide.

53
Q

Health Hazard

A

May cause or be suspected of causing serious health effects.
Includes respiratory sensitizers, carcinogens, mutagens, reproductive toxins, aspiration toxins, and specific target organ toxins.

54
Q

Exclamation Mark

A

Can inflame eyes or skin, cause allergic reactions, damage health over long periods, or cause other health problems.
Examples: Iodine, acetone.

55
Q

Environment

A

May cause damage to the aquatic environment.
Potential to cause short or long-term pollution in air, water, or soil.
Pictogram may appear on Safety Data Sheets (SDS) used in Canada.

56
Q

Biohazardous Infectious Material

A

For organisms or toxins that can cause diseases in people or animals.
Includes 4 Risk Groups:
Low Individual & Community Risk
Moderate Individual Risk, Limited Community Risk
High Individual Risk, Low Community Risk
High Individual & Community Risk
Examples: Hepatitis B & C, E. coli, HIV, Ebola, Lassa.

57
Q

WHMIS Responsibilities - Suppliers

A

Determine if the product is considered a ‘hazardous product.’
Provide hazardous products with supplier labels.
Develop SDSs for hazardous products.

58
Q

WHMIS Responsibilities - Employers

A

Ensure hazardous products have proper labels.
Obtain and ensure SDSs are readily available and up-to-date.
Teach workers to understand and use WHMIS.
Train workers on specific hazardous products in the workplace.
Provide appropriate Personal Protective Equipment (PPE).

59
Q

WHMIS Responsibilities - Workers

A

Complete WHMIS training and use the information to work safely.
Follow safe work procedures.
Use recommended control measures, including PPE.
Cooperate with employers and colleagues to ensure safety.

60
Q

What must everyone use and update regularly when handling pathogens?

A

Standard operating procedures.

61
Q

Where should food and drink not be allowed?

A

In the laboratory.

62
Q

What should be displayed outside the lab door?

A

Safety hazard, contamination level, entry requirements, and contact information.

63
Q

What must be worn inside the lab?

A

Lab coats, gloves, and masks.

64
Q

How should gloves be handled after use?

A

Pull gloves inside out when done.

65
Q

What should you do first if there is an accidental spill?

A

Move slowly but deliberately and remove contaminated items.

66
Q

What should be used for disinfecting spills?

A

Sodium Hypochlorite.

67
Q

How long should you wait after applying disinfectant on a spill?

A

30 minutes.

68
Q

How should sharps be cleaned up?

A

Using forceps and placing them into a non-puncture material.

69
Q

What should you do if a large amount is spilled?

A

Leave and come back after a good amount of time.

70
Q

What does Biohazard Containment Level II mean?

A

The lab contains human pathogens with limited risk of spreading and effective treatments available.

71
Q

What are the primary exposure hazards at CLII facilities?

A

Ingestion, inoculation, and mucous membranes.

72
Q

What containment devices are used in CLII facilities?

A

Biosafety cabinets, centrifuges with sealed rotors, PPE.

73
Q

What should students do before entering the lab?

A

Wash hands for 90 seconds and put on lab coat, gloves, and goggles.

74
Q

What should students do before leaving the lab?

A

Decontaminate workspace and wash hands for 90 seconds.

75
Q

What can contact with electrical voltage cause?

A

Electrocution, electrical shock, burns, and falls.

76
Q

How can you receive an electrical shock?

A

By touching a live wire and an electrical ground, or a live wire at a different voltage.

77
Q

What increases the chance of electrocution?

A

Wet clothing, high humidity, and perspiration.

78
Q

What are the three types of burns caused by electrical shock?

A

Electrical burns, arc burns, and thermal contact burns.

79
Q

What are the three steps to avoid electrical shock?

A

Recognize hazards, evaluate hazards, and control hazards.

80
Q

What are the two main forms of radiation concerned in the workplace?

A

Non-ionizing radiation (EM) and ionizing radiation (EM or particulate).

81
Q

What are the non-ionizing forms of EM radiation?

A

ELF, RF & MW, IR, visible light, UV.

82
Q

What are the types of ionizing radiation?

A

Particulate (alpha, beta, neutrons) and electromagnetic (x-ray, gamma rays).

83
Q

What must be worn at all times in the lab?

A

Pants extending to the ankles and suitable footwear covering the whole foot.

84
Q

What should be done with long hair in the lab?

A

It must be tied back.

85
Q

How long should you wash your hands after working with lab equipment?

A

For a minimum of 20 seconds.

86
Q

What items are prohibited from laboratories?

A

Unnecessary items like purses, backpacks, jackets, and pencil cases.

87
Q

To whom should damaged equipment, injuries, and accidents be reported?

A

The instructor and the laboratory supervisor.

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