Safety briefings should include the reminder that the incident is also a crime scene, so evidence must be preserved.

• A. True
• B. False
• C. Not sure
• D. It depends

Answer: (A)

In HazMat responses, you must recognize that an incident could also be a crime scene. This awareness guides how you act to protect evidence while keeping people safe. Preserving evidence means securing the area to limit access, avoiding unnecessary movement of containers or residues, and documenting what you see and do. You’ll want to maintain the scene as much as possible so investigators can determine what happened, whether there was deliberate release, tampering, or other criminal activity.

Coordinate with law enforcement from the start, and follow their guidance on not disturbing evidence. If you must move something for life safety or public protection, do so only with a clear plan and after noting its original position, and ensure actions are documented to preserve the chain of custody. Key items to consider include container seals and labels, packaging, spill patterns, entry/exit points, and any devices or suspicious materials at the scene. This approach keeps responders safe while also supporting a thorough investigation.