GSR
Gunshot residue. The mix of particles ejected from a firearm on discharge, composed of primer metals (Pb, Ba, Sb), propellant residues (nitrites, nitrates, nitrocellulose, nitroglycerin) and bullet / cartridge metals (Pb, Cu, Sb, Sn).
Gunshot residue. The mix of particles ejected from a firearm on discharge, composed of primer metals (Pb, Ba, Sb), propellant residues (nitrites, nitrates, nitrocellulose, nitroglycerin) and bullet / cartridge metals (Pb, Cu, Sb, Sn).
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