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Class 1 Commercial Driver Practice · Question

A Class 1 driver notices a white placard with a skull and crossbones symbol. What hazard class does this typically represent?

The skull and crossbones symbol is internationally recognized to indicate a toxic or poisonous substance (Hazard Class 6.1).

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Question: A Class 1 driver notices a white placard with a skull and crossbones symbol. What hazard class does this typically represent?

Answer options:

  • Flammable Liquids
  • Corrosive Substances ✅ Toxic Substances
  • Gases

Correct answer: Toxic Substances

Explanation: The skull and crossbones symbol is internationally recognized to indicate a toxic or poisonous substance (Hazard Class 6.1).

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