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Striations. http://www.youtube.com/watch?v=22kLp6Wu61s. Out of the Barrel. 5.This rifling causes the bullet to exit the end of the barrel in a spiral motion. bsapp.com. Matching Procedure. Fire bullets from a suspected weapon
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Striations http://www.youtube.com/watch?v=22kLp6Wu61s
Out of the Barrel 5.This rifling causes the bullet to exit the end of the barrel in a spiral motion. bsapp.com
Matching Procedure • Fire bullets from a suspected weapon • With the aid of a comparison microscope, compare these “test fires” to the suspected bullets • Striations must be identical for a positive match bsapp.com
Two scopes-One Field ComparisonMicroscope bsapp.com
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