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[QUIZ] Compliant v. Noncompliant: Hazmat Labels

Posted on 8/14/2026 by Lion Technology Inc.

Test your knowledge of DOT regulatory requirements for hazmat labels with a quick quiz!

Division 2.2 gases have a different label than there other Class 2 counterparts: Division 2.1 flammable gases and Division 2.3 poisonous gases. Which is correct?






Not quite.

The Division 2.2 label must be green and include the gas cylinder symbol, and either read "NON-FLAMMABLE GAS," or omit text immediately below the symbol.

That's right.

The Division 2.2 label must be green and include the gas cylinder symbol, and either read "NON-FLAMMABLE GAS," or omit text immediately below the symbol.

Class 3 hazmat is the most common and recognizable label in hazmat shipping. Which one is correct?






Not quite.

The Class 3 label must be red, include the flame symbol, and either read "FLAMMABLE LIQUID," or omit text immediately below the symbol.

That's right.

The Class 3 label must be red, include the flame symbol, and either read "FLAMMABLE LIQUID," or omit text immediately below the symbol.

Division 4.3 materials are liable to become flammable or give off toxic gas when they contact water. Which of the four labels below is the Division 4.3 label?






Not quite.

The Division 4.3 label must be blue, include the flame symbol, and either read "DANGEROUS WHEN WET," or omit text immediately below the symbol.

That's right.

The Division 4.3 label must be blue, include the flame symbol, and either read "DANGEROUS WHEN WET," or omit text immediately below the symbol.

Division 6.1 materials are presumed toxic to humans. Which of the labels below is correct?






Not quite.

The Division 6.1 label must be white, include the skull symbol, and either read "POISON" or "TOXIC" or omit text immediately below the symbol.

That's right.

The Division 6.1 label must be white, include the skull symbol, and either read "POISON" or "TOXIC" or omit text immediately below the symbol.

Division 5.2 materials pose a risk of fire and/or explosion when exposed to heat, impact, friction, light, sparks, or other stimuli. Which of the labels below is correct?






Not quite.

The Division 5.2 label must be red in the top half and yellow in the lower half, include the flame symbol, and either read "ORGANIC PEROXIDE," or omit text immediately below the symbol.

That's right.

The Division 5.2 label must be red in the top half and yellow in the lower half, include the flame symbol, and either read "ORGANIC PEROXIDE," or omit text immediately below the symbol.

Thanks for checking out today's quiz!

 

We hope you learned something new from these questions, or at least had fun.

Head to Lion.com/News to catch up on the rest of our recent blogs and compliance alerts. And keep your eyes peeled; we will let you know when we post the next quiz for you to ace.

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