Practice question

When must placards be displayed on a vehicle carrying hazardous materials?

  1. Only when carrying over 1,001 pounds of any single hazardous material
  2. Whenever carrying any amount of hazardous materials
  3. When required by the Hazardous Materials Table for the specific material and quantity
  4. Only for international shipments

Answer: C — When required by the Hazardous Materials Table for the specific material and quantity

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