Question 3 of 30
Score: 0/0How many identical placards must a vehicle hauling hazardous materials display, and where should they be placed?
ExplanationVehicles carrying hazardous materials must display four identical placards: one on the front, one on the back, and one on each side for proper identification.
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Did you know? Shipping papers, emergency info, and the placards all have to agree — the test checks consistency.
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