Ballistol 6oz Multi Purpose Weapon/Knife Lubricant & Protectant Cleaner - 2 Pack Protects Guns (also dissolves traces of copper, lead, brass and black powder residues) Neutralizes Acids and Acidic Residues Emulsifies with Water for Dilution, yet Holds its Properties Eco Friendly x2 Ballistol Multi-Purpose 6 oz Aerosols