Content Advisory
Please be aware that this content contains descriptions of violence that may be distressing to some viewers.An interactive tool used to supplement the NIJ online training course entitled 'Firearm Examiner Training', as outlined in the twelfth learning module, 'Gunshot Residue and Distance Determination'. This brief video demonstrates a Dithiooxamide test being preformed on cuprous materials and identifies bullet splashes caused by copper-bearing materials.