Boeshield T-9 Was developed by The Boeing Company for lubrication and protection of aircraft components. It is a combination of solvents, lubricants, and waxes designed for penetration, moisture displacement, lubrication and protection. Boeshield T-9 dries to a thin waxy film that clings to metal for months. It will loosen rusty and corroded parts and is safe on paints, plastics, and vinyl's.