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What is the purpose of a gunshot residue (GSR) test?

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Have you ever heard of someone getting caught “red-handed”? That might refer to someone holding a recently fired weapon, but GSR tests determine if a person has recently discharged a weapon, which is pretty close too.
Unsplash | Media Modifier
Unsplash | Media Modifier
What is the purpose of a gunshot residue (GSR) test?
- Estimating the time of death
- Detecting the type of gun used
- Analyzing bullet trajectories
- Identifying gunshot residue on suspects’ clothing
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