WD-40 490050 Multi-Use Lubricant Smart Straw Spray 12 OZ (Pack of 1) Drives out moisture and quickly dries out electrical systems to eliminate moisture-induced short circuits Acts as a corrosion inhibitor to shield against moisture and other corrosive elements to prevent rust Frees sticky mechanisms, loosens rust-to-metal bonds and helps release stuck, frozen or rusted metal parts Lubricates moving parts such as hinges, wheels, pulleys, rollers, chains, and gears Removes grease, grime, gunk, gum, tar, sap, super glue, sticker residue, and other sticky stuff from multiple surfaces