A lubricant for rubber seals, rubber and plastic switches and toroidal sealing rings, and for the assembly of metal/plastic, metal/rubber and plastic/plastic combinations. It lubricates valves, pumps, worm screws, compressors, meters, taps, plastic mechanisms. It protects electrical and electronic systems. It isolates vehicle and watercraft ignition systems against humidity. It is a select polydimethyl silicone fluid-based infusible lubricant for the lubrication of cable and battery clamp connectors, taps, winches, precision mechanisms. . It is resistant to fresh and salt, hot and cold water. Odourless and colourless.