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

Retry Correct Incorrect 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.

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Unsplash | Media Modifier

Unsplash | Media Modifier

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

• Detecting the type of gun used
• Identifying gunshot residue on suspects’ clothing
• Estimating the time of death
• Analyzing bullet trajectories