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NIJ Training Course on Collecting DNA Evidence at Property Crime Scenes: Demonstration of Swabbling Wet Stains on an Absorbant Wood Surface

An interactive tool used to supplement the NIJ online training course entitled 'Collecting DNA Evidence at Property Crime Scenes', as outlined in the third learning module, 'Evidence Collection'. This brief demonstration shows how a blood sample is swabbed from an absorbent wood surface. 

Date Published: August 13, 2020