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Practice quizzes / Washington CDL HazMat Endorsement Test Practice Questions - Washington CDL Hazardous Materials Endorsement Test Exam / Question 201903
Practice question

Which statement about HazMat communication is most accurate?

  1. Placards are secret
  2. Labels are only for after accidents
  3. Multiple communication methods work together
  4. Only one method is ever needed

Answer: C — Multiple communication methods work together

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

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