Collector Liquid provides a protective coating against rust and corrosion on metal to metal finishes; no need to remove before use. * Developed for military use to protect weapons for up to 5 years instorage.* Exceeds military requirements for rust and corrosion protection. * Unique 100% synthetic oil formulation with multiple high performance anti-rust and corrosion inhibitors.* Will not break down to form waxy residues under heat or with age. Contains no wax or mineral oil. * Protects up to five years. Lab test results show over 1,200 hours of rust and corrosion protection on mild steel panels when exposed to 100% humidity at 93 degrees with out developing even one micron of rust.* Does not have to be removed before firing; "grab and go" combat ready condition. * Safe for use on all metals and finishes.* Ideal to protect gun collections, knives, swords, and sports equipment. Perfect for museums and police armories.