Practice question

Which statement about cargo tanks during loading or unloading is safest?

  1. Follow attendance, engine, bonding, and emergency-shutdown procedures for the material and equipment
  2. Leave the vehicle unattended with valves open
  3. Smoke only if outdoors
  4. Disconnect hoses before valves are closed

Answer: A — Follow attendance, engine, bonding, and emergency-shutdown procedures for the material and equipment

The correct answer is shown above. Try the full quiz for additional practice.

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