Tetralubisol is a lubricant used aboard Starfleet starships. Lenore Karidian used tetralubisol aboard the USS Enterprise in an attempt to kill Kevin Riley in 2266. (TOS episode: "The Conscience of the King") In 2373, Jean-Luc Picard had tetralubisol replicated aboard the USS Enterprise-E and stored aboard the Orb of Peace for the Bajoran vessel's mission into Cardassian space. (TNG - The Dominion War novel: Behind Enemy Lines)