Lab 9 Synthesis.pdf - Itzel Lagunas Lab 9 Synthesis Lab Section 3 1 A controlled scene is an environment where citizens respects the boundaries placed

Lab 9 Synthesis.pdf - Itzel Lagunas Lab 9 Synthesis Lab...

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Itzel Lagunas Lab 9 Synthesis October 24, 2019 Lab Section 3 1. A controlled scene is an environment where citizens respects the boundaries placed and there is minimal security required to prevent contamination. An uncontrolled scene is an environment where squad cars or barricades and number of officers would be required to control the crowd and prevent scene contamination. In an uncontrolled scene the weapon must be photographed and recovered from the scene as quickly as possible because it could be used, taken or moved. Once this is done, the citizens may start to lose interest and then the scene may become calmer. Still keeping officers and the barricades, the scene would have become a controlled environment. 2. To properly triangulate a firearm two points should be used to localize the direction in
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Unformatted text preview: which it is facing. The barrel of the gun must be triangulated according to two fixed points on scene. But because the barrel could be facing any direction, we must triangulate the handle of the gun. Triangulating this allows for investigators to know where the firearm was and in which direction it was facing. It can be the defining factor as to who shot who and where the shooter was located. 3. The firearm should be photographed in situ and then it should be secured so as to not fire and injure someone. IT should then be packaged in the same water that it was originally submerged in. This prevents rusting and can preserve prints found on the surface of the firearm....
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  • Fall '16
  • trevor

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