Definition - What does HazChem mean?

HazChem is a warning plate system adopted in Australia, Malaysia, New Zealand, and the United Kingdom. Vehicles transporting hazardous substances and storage facilities operating with hazardous substances use these labels to easily identify and communicate how materials should be stored, handled, and transported.

Safeopedia explains HazChem

The upper-left section of each HazChem plate lists the Emergency Action Code (EAC), which informs the fire brigade what actions to take in the event of an accident. The center-left section contains the UN Substance Identification Number, which describes the chemical. The lower-left section lists the telephone number, where special advice can be obtained. The warning symbol at top-right indicates the type of danger the chemical presents. The bottom-right of the plate carries a company logo.

There is a standard null HazChem plate that indicates the transport of non-hazardous substances.

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