"After firing from a distance, the propellant powder particles are still on the door"

[ahlam1399]

http://i.ytimg.com/vi/bFDm3C-k-J8/default.jpg (http://www.youtube.com/watch?v=bFDm3C-k-J8&feature=youtube_gdata)
"After firing from a distance, the propellant powder particles are still on the door" (http://www.youtube.com/watch?v=bFDm3C-k-J8&feature=youtube_gdata)

For more on this and other stories please visit http://www.enca.com/ Police ballistics expert Chris Mangena has explained how he used gun powder to determine...
From: eNCAnews (http://www.youtube.com/channel/UCI3RT5PGmdi1KVp9FG_CneA)
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Time: 05:19 More in News & Politics (http://www.youtube.com/videos?c=25)


أكثر... (http://www.youtube.com/watch?v=bFDm3C-k-J8&feature=youtube_gdata)