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What Every Law Enforcement Officer Should Know About DNA Evidence

Investigators and Evidence Technicians


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Image of officer with double gloves on hand
National Institute of Justice (NIJ) (see reuse policy).

Double-gloving best protects an officer from biohazardous materials at the scene. Double-gloving can also prevent the inadvertent contamination of evidence. By retaining a single pair of gloves against your skin and changing only the top layer, there is a reduced risk of contamination.

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