Practice question

Which control-zone boundary is staged where contaminated and uncontaminated areas meet, so that decontamination operations can be performed?

  1. Hot zone (exclusion)
  2. Warm zone (contamination reduction)
  3. Cold zone (support)
  4. No-entry zone

Answer: B — Warm zone (contamination reduction)

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Hazmat Awareness Practice Questions - NFPA 470 Hazardous Materials Awareness-Level Responder Certification Exam →