CRIM 355 Lecture Notes - Lecture 5: Ballistic Trauma, Gunshot Residue, Sole Markings
10 Oct 2014
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Ballistics studies trajectories (the motion of projectiles such as bullets, shells, rockets, and aerial bombs) Rcmp lab vancouver 7 people (can be police or civilian: firearms and tool marks examiner: b. sc. Hon. engineering or science, including chemistry, 2 year understudy program. Firearms and ammunition (include home made guns) Tool mark identification (any kind of tools coming into contact) Autopsy attendance (assist forensic pathologists and ident, explain direction of bullet went, exit wound, entrance wound, distance of shot) Cannot differentiate whether is person shooting or just standing near) Physical matching (eg match broken scissor in body to actual scissor) Serial number restoration (eg removed from on firearms, stolen television) Tool marks = any hard object that leaves a mark in a softer object: may be an actual tool e. g. chisel, hammer, may be foot print in blood. Two main types of tool marks :: 1. Tool pressed into object and then moved.
