CDL · Hazardous materials
What is the lowest UL rating allowed for the fire extinguisher on a placarded vehicle's power unit?
Correct answer: A 10 B:C rating.
Answer options
- AA 10 B:C rating Correct
- BA 20 B:C rating
- CA 5 B:C rating
Why
Federal equipment rules require the power unit of any placarded vehicle to carry an extinguisher rated 10 B:C or higher, meaning it is suited to flammable-liquid and electrical fires.
About this question
Topic: Hazardous materials License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
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This question is part of HazMat Routes, Crossings and Checks (23 questions). Take the full set and check your score.
Practice HazMat Routes, Crossings and ChecksMore questions from HazMat Routes, Crossings and Checks
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