Practice question

Why must heat sources be controlled around certain HazMat?

Heat can cause pressure, fire, decomposition, or reaction
Heat makes papers invalid
Heat lowers the hazard class
Heat cancels segregation

Answer: A — Heat can cause pressure, fire, decomposition, or reaction

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Practice more: Washington CDL HazMat Endorsement Test Practice Questions - Washington CDL Hazardous Materials Endorsement Test Exam →