gun blueing
1gun — I (New American Roget s College Thesaurus) n. firearm (see arms). II (Roget s IV) n. 1. [A cannon] Syn. piece, orDNAnce, heavy orDNAnce, rifle. Types of large guns include: long gun, siege gun, howitzer, mortar, antitank gun, culverin, field… …
2Firearm modification — is commonly done in order to enhance various aspects of the performance of a firearm. Reasons for these modifications can range from cosmetic to functional, and can be simple operations that the owner can perform, or complex operations requiring… …
