Practice question

Which statement is correct about a tank with hazardous-material residue should be treated as potentially hazardous until properly purged or handled?

  1. A tank with hazardous-material residue should be treated as potentially hazardous until properly purged or handled.
  2. Emergency systems replace smooth driving.
  3. Spills never require cleanup.
  4. Residue cannot be hazardous after unloading.

Answer: A — A tank with hazardous-material residue should be treated as potentially hazardous until properly purged or handled.

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