SHELL Universal Spray combines a combination of additives with excellent anti-corrosive, protective, anti-rusting, water-repellent properties. It has excellent lubricating properties. SHELL Universal Spray for rust removal has protective and conservative properties, improves electrical conductivity of the contacts, removes dirt and stubborn residues of oils and lubricants. Thanks to this product, parts sliding in all directions work perfectly again. Application. SHELL Universal Spray for rust removal is used on stagnant movable mechanical and electrical parts of cars, boats, etc. Excellent multi-functional properties help solve all problems in households, during the rest on the nature, in workshops and production sites. Spray the aerosol on the surface and wait for some time.