· DRIVES OUT MOISTURE: Like all WD-40 Multi-Use Products this 1 gallon drives out moisture and quickly dries out electrical systems to eliminate moisture-induced short circuits· CORROSION INHIBITOR: More product allows for heavy-duty usage. Acts as a corrosion inhibitor to shield against moisture and other corrosive elements to prevent rust· FREES AND LOOSENS STICKY PARTS: This size is ideal for soaking and dipping. Frees sticky mechanisms, loosens rust-to-metal bonds and helps release stuck, frozen or rusted metal parts· LUBRICATES: Buying in bulk is economical. Lubricates moving parts such as hinges, wheels, pulleys, rollers, chains, and gears· Gets under grease, grime, gunk, gum, tar, sap, super glue, sticker residue, and other sticky stuff from multiple surfaces