Practice question

When should old placards be removed or covered?

  1. When they no longer represent hazardous material or residue in the vehicle or container
  2. Only after annual inspection
  3. Never, because extra placards are safer
  4. Only at state lines

Answer: A — When they no longer represent hazardous material or residue in the vehicle or container

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Practice more: Ohio CDL Hazmat Practice Questions - Ohio CDL Hazardous Materials Endorsement Test Exam →