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Old December 11, 2012, 08:06 PM   #7
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Join Date: January 23, 2001
Location: People's Republic of Kanada
Posts: 1,652
Bluing also acts to protect the bare metal surface from rust (to some extent) because bluing is itself a form of rust (oxidation).
Gun control in Canada: making the streets safer for rapists, muggers, and other violent criminals since 1936.
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