Practice question

Domestic UK journeys and international ADR journeys can differ in:

  1. Whether a driving licence is needed at all
  2. How hazard coding on orange plates is shown (e.g. GB domestic Emergency Action Codes versus international Kemler HIN with UN numbers)
  3. Whether gravity discharge can ever be used
  4. Whether tank hoses must be metal rather than approved flexible hose

Answer: B — How hazard coding on orange plates is shown (e.g. GB domestic Emergency Action Codes versus international Kemler HIN with UN numbers)

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