phaser coolant
From Trekipedia
This purple-colored gas was used to cool the components of a starship phaser system, and was toxic if inhaled.[1]
Notes and References
- ↑ Roddenberry, Gene (Executive Producer). "Charlie X". Star Trek, season 1, episode 2 (Production number 08). Directed by Lawrence Dobkin. Story by Gene Roddenberry. Teleplay by D.C. Fontana. Desilu Productions. 15 September 1966.