BOESHIELD T-9 Rust & Corrosion Protection/Inhibitor and Waterproof Lubrication, 1 Gallon Jug Boeshield is great for use in Marine, Bicycles, Automotive, Tools and Aviation Boeshield loosens rusty and corroded parts and is safe on paints, any metal surfaces, plastics, and vinyl T-9 flushes out dirt and old lubricants, displaces moisture, and penetrates moving parts Boeshield dries to a thin, waxy film that clings to metal for months Boeshield was developed by The Boeing Company for lubrication and protection of aircraft components