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Inevitably, you’re called on to investigate fatal fires. Dr. Barry Levine, chief toxicologist for the Office of the Chief Medical Examiner, State of Maryland, takes a complex subject —  postmortem toxicology of fire victims — and discusses how it relates to fire investigation. Learn more about blood alcohol concentration (BAC) and what makes carbon monoxide (CO) the major toxin of most fires.

Special Report: Arc Mapping
Arc mapping is perhaps an origin determination tool few investigators use, but the process can prove useful in many circumstances — from reconstructing wiring in a burned building to analyzing tiny components inside appliances.

Test yourself by analyzing a few pictures of burned conductors from our latest issue. Do you know what caused the damage to them?

Ground-fault protection devices: What’s the difference between all those “CIs”?
Pre-fire photographs capture the essence of a burned structure
GFP devices come in all shapes and sizes and protect users and equipment from shocks, but did you know they might help you determine the causes of some fires? Find out how.

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Fast Facts • Something for Nothing • Reviews • In-Court Tips • Product Recalls and Manufacturer Problems • Techniques • Site Surfing

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