Hazardous Gases and Fire Safety Quiz

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Questions and Answers

What type of hazard is associated with liquefied gases like liquid nitrogen?

High pressure hazard (correct)

Electrical hazard

Radiation hazard

Chemical hazard

Which of the following substances is NOT mentioned as an example of products with pyrophoric properties?

Alkali metals

Methane (correct)

White phosphorus

Tert-butyllithium

What is the defining characteristic of a liquid with a flashpoint below 93.3 oC?

It is highly toxic

It is highly viscous

It gives off vapors easily (correct)

It is radioactive

What is the main hazard associated with flammable solids?

Fire Signup and view all the answers

Which hazard class includes products that can catch fire very quickly if exposed to air?

Pyrophoric liquids Signup and view all the answers

Why are refrigerated liquefied gases hazardous?

Potential for causing explosions Signup and view all the answers

What is the main purpose of the Canada Consumer Product Safety Act?

To regulate consumer products Signup and view all the answers

Which of the following is the most common route of entry for hazardous products to affect human health?

Inhalation Signup and view all the answers

Which of the following substances can cause lung cancer when inhaled?

Arsenic Signup and view all the answers

Which of the following is a measure of the toxicity of a substance?

LD50 Signup and view all the answers

What is the main purpose of the Pest Control Products Act?

To regulate pesticides Signup and view all the answers

Which of the following is NOT a route of entry for hazardous products to affect human health?

Injection Signup and view all the answers

What information is required on a workplace label for a hazardous product?

Product name, safe handling precautions, and reference to SDS Signup and view all the answers

When is a workplace label not required for a hazardous product?

When the product is poured into a container and used immediately Signup and view all the answers

What is the main purpose of a Safety Data Sheet (SDS)?

To provide detailed information about the hazardous product for the worker Signup and view all the answers

Which of the following is not a required section of a WHMIS 2015 SDS?

Ecological Information Signup and view all the answers

When must an SDS be updated?

When there are changes to the way the product should be handled or stored Signup and view all the answers

What is the purpose of a workplace label for a hazardous product?

To provide information about the product's hazards and safe handling Signup and view all the answers

Which hazard class is represented by a flame over a circle symbol?

Oxidizing liquids Signup and view all the answers

Which type of products may react violently when agitated or under certain conditions?

Self-reactive substances Signup and view all the answers

What type of hazard does the skull and crossbones symbol represent?

Acute toxicity hazard Signup and view all the answers

Products indicated by a flame over circle symbol may cause what type of hazards?

Explosion hazards Signup and view all the answers

Which substance is an example of a corrosive material that can damage metals?

Sulfuric acid Signup and view all the answers

Which hazard class is associated with the exploding bomb symbol?

Self-reactive substances Signup and view all the answers

What does WHMIS stand for?

Workplace Hazardous Materials Information System Signup and view all the answers

What is the primary purpose of WHMIS?

To promote the 'Right to Know' for workers Signup and view all the answers

Where can workers find information about hazardous products according to WHMIS?

On the SDSs, labels, and through education/training Signup and view all the answers

What is the purpose of hazard categories in WHMIS?

To provide clear information about product hazards Signup and view all the answers

How are hazard categories organized in WHMIS?

By pictograms/symbols Signup and view all the answers

In the context of WHMIS, what do LEL and UEL stand for?

Low Exposure Limit, Upper Exposure Limit Signup and view all the answers

Study Notes

Workplace Labels

Required when: hazardous product is made or decanted in the workplace, or supplier label is lost or unreadable
Must include: product name, safe handling precautions, and reference to Safety Data Sheet (SDS)

Safety Data Sheets (SDS)

Provides detailed information about hazardous products
Updated when: new information changes product classification, handling or storage, or protection from hazards
15 main sections of information in WHMIS 2015 SDS:
Product Identification
Hazard Identification
Composition/Information on Ingredients
First Aid Measures
Firefighting Measures
Accidental Release Measures
Handling and Storage
Exposure Controls/Personal Protection
Physical and Chemical Properties
Stability and Reactivity
Toxicological Information
Ecological Information
Disposal Considerations
Transport Information
Regulatory Information

Hazard Symbols

Flame (for fire hazards): Flammable gases, Flammable aerosols, Flammable liquids, Flammable solids
Pyrophoric liquids, Pyrophoric solids, Pyrophoric gases: products that can catch fire spontaneously
Self-heating substances and mixtures: products that may catch fire when exposed to air
Corrosion (for corrosive damage to metals, as well as skin, eyes): Skin corrosion/irritation, Serious eye damage/eye irritation, Corrosive to metals
Exploding bomb (for explosion or reactivity hazards): Self-reactive substances and mixtures, Organic peroxides
Skull and crossbones (can cause death or toxicity with short exposure to small amounts): Acute toxicity

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Description

Test your knowledge on hazardous gases, liquefied gases, and fire hazards. Learn about the risks associated with these substances, such as high pressure, explosion potential, and cryogenic burns. Explore safety measures to prevent accidents and injuries.