Practice question

The environmentally hazardous substance mark is required when:

  1. Only Class 1 loads are present
  2. Any liquid is carried regardless of classification
  3. The substance meets the criteria and ADR/IMDG require the mark for the packaging/tank display rules applicable
  4. The driver chooses decorative stickers

Answer: C — The substance meets the criteria and ADR/IMDG require the mark for the packaging/tank display rules applicable

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