Practice question

What is represented by the upper number on a numbered orange-colored plate displayed on a tank vehicle carrying dangerous goods?

  1. The emergency telephone contact number
  2. The UN Number of the substance
  3. The Hazard Identification Number (HIN / Kemler Code)
  4. The total weight of the cargo in tonnes

Answer: C — The Hazard Identification Number (HIN / Kemler Code)

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