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Questions and Answers
What class does 'Explosives' belong to?
What class does 'Explosives' belong to?
What class does 'Gases' belong to?
What class does 'Gases' belong to?
What class do 'Flammable and Combustible Liquids' belong to?
What class do 'Flammable and Combustible Liquids' belong to?
What class does 'Flammable Solids' belong to?
What class does 'Flammable Solids' belong to?
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What class do 'Oxidizing Substances, Organic Peroxides' belong to?
What class do 'Oxidizing Substances, Organic Peroxides' belong to?
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What class does 'Toxic Substances and Infectious Substances' belong to?
What class does 'Toxic Substances and Infectious Substances' belong to?
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What class do 'Radioactive Materials' belong to?
What class do 'Radioactive Materials' belong to?
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What class do 'Corrosives' belong to?
What class do 'Corrosives' belong to?
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What class do 'Miscellaneous Hazardous Materials' belong to?
What class do 'Miscellaneous Hazardous Materials' belong to?
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What division does 'Mass Explosive Hazard' belong to?
What division does 'Mass Explosive Hazard' belong to?
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What division does 'Projection Hazard' belong to?
What division does 'Projection Hazard' belong to?
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What division does 'Fire and/or Minor Blast/ Minor Projection Hazard' belong to?
What division does 'Fire and/or Minor Blast/ Minor Projection Hazard' belong to?
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What division does 'Minor Explosion Hazard' belong to?
What division does 'Minor Explosion Hazard' belong to?
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What division does 'Very Insensitive with Mass Explosion Hazard' belong to?
What division does 'Very Insensitive with Mass Explosion Hazard' belong to?
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What division does 'Extremely Insensitive; No Mass Explosion Hazard' belong to?
What division does 'Extremely Insensitive; No Mass Explosion Hazard' belong to?
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What division do 'Flammable Gases' belong to?
What division do 'Flammable Gases' belong to?
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What division do 'Nonflammable Gases' belong to?
What division do 'Nonflammable Gases' belong to?
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What division do 'Toxic Gases' belong to?
What division do 'Toxic Gases' belong to?
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A liquid having a flash point of not more than 140°F (60°C) is called a __________.
A liquid having a flash point of not more than 140°F (60°C) is called a __________.
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A liquid that has a flash point above 141°F (60.5°C) and below 200°F (93°C) is called a __________.
A liquid that has a flash point above 141°F (60.5°C) and below 200°F (93°C) is called a __________.
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What division do 'Flammable Solids' belong to?
What division do 'Flammable Solids' belong to?
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What division does 'Spontaneously Combustible' belong to?
What division does 'Spontaneously Combustible' belong to?
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What division does 'Dangerous When Wet' belong to?
What division does 'Dangerous When Wet' belong to?
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What division do 'Oxidizing Substances' belong to?
What division do 'Oxidizing Substances' belong to?
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What division do 'Organic Peroxides' belong to?
What division do 'Organic Peroxides' belong to?
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What division do 'Toxic Substances' belong to?
What division do 'Toxic Substances' belong to?
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What division do 'Infectious Substances' belong to?
What division do 'Infectious Substances' belong to?
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What class do radioactive materials have a specific activity greater than 70 becquerels per gram?
What class do radioactive materials have a specific activity greater than 70 becquerels per gram?
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What class does a corrosive material mean?
What class does a corrosive material mean?
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What class does 'Miscellaneous Hazardous Materials' consider?
What class does 'Miscellaneous Hazardous Materials' consider?
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Study Notes
Hazard Classes
- Class 1: Explosives
- Class 2: Gases
- Class 3: Flammable and Combustible Liquids
- Class 4: Flammable Solids
- Class 5: Oxidizing Substances and Organic Peroxides
- Class 6: Toxic and Infectious Substances
- Class 7: Radioactive Materials
- Class 8: Corrosives
- Class 9: Miscellaneous Hazardous Materials
Explosive Divisions
- Division 1.1: Mass Explosive Hazard
- Division 1.2: Projection Hazard
- Division 1.3: Fire and/or Minor Blast/Minor Projection Hazard
- Division 1.4: Minor Explosion Hazard
- Division 1.5: Very Insensitive with Mass Explosion Hazard
- Division 1.6: Extremely Insensitive; No Mass Explosion Hazard
Gas Divisions
- Division 2.1: Flammable Gases
- Division 2.2: Nonflammable Gases
- Division 2.3: Toxic Gases
Liquid Definitions
- Flammable Liquid: Liquid with a flash point not exceeding 140°F (60°C) or intentionally heated above 100°F (37.8°C) for transport.
- Combustible Liquid: Liquid with a flash point above 141°F (60.5°C) and below 200°F (93°C).
Solid Divisions
- Division 4.1: Flammable Solids
- Division 4.2: Spontaneously Combustible
- Division 4.3: Dangerous When Wet
Oxidizing Substances
- Division 5.1: Oxidizing Substances
- Division 5.2: Organic Peroxides
Toxic/Substance Divisions
- Division 6.1: Toxic Substances
- Division 6.2: Infectious Substances
Additional Definitions
- Class 7: Material with specific activity greater than 70 becquerels per gram.
- Class 8: Corrosive material causing deep skin destruction or severe corrosion on metals.
Miscellaneous Materials
- Class 9: Materials causing extreme annoyance or discomfort; may include hazardous substances, elevated-temperature materials, and marine pollutants.
Tank Specifications
- Nonpressure Liquid Tank (DOT406): Capacity up to 9,000 gallons; carries flammable/combustible liquids in aluminum or steel tanks.
- Low-Pressure Chemical Tank (DOT407): Capacity up to 7,000 gallons; typically carries flammable liquids, acids, caustics, and poisons.
- Pressure Tank Specification: Pressure under 75 psi with typical features including rubber lining or steel casing, splashguards, and rupture disk vents.
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Description
Test your knowledge on the various hazard classes and divisions, including explosives, gases, and flammable materials. This quiz covers definitions and classifications essential for understanding hazardous materials. Perfect for students and professionals in safety and environmental studies!
