FSC239Y5 Lecture Notes - Lecture 17: Rim Fire, Centerfire Ammunition, Rifling
Document Summary
Firearms and tool marks unit: handles all firearms offences in province of on. Firearms/ ammo/ device classification with respect to canadian law. Firearms identification: whether or not specific forearms discharges a particular bull/ cartridge cases. Tool mark id: whether or not damage in question was caused by a particular tool. Shooting scene reconstruction analysis of shot objects o try to determine trajectory, origin of shot: distance determination analysis of shot surfaces to try to determine approx. distance of muzzle of firearm from the person. 3 main categories: handguns shotguns rifles, unusual firearms ( made @ home) 2 main actions revolver: a pistol with revolving chambers enabling several shots to be fired without reloading. Semi- automatic: having a mechanism for self-loading but not for continuous firing: Rifling: helical grooves in bore of a firearms marrel to impart roatry motion to a projectile. Rilfes and pistol have series of groove in spiral actions.
