Life-support tank

The Prime Minister of the Daleks (TV: Asylum of the Daleks) was distinguished in that the Dalek mutant was contained within a cylindrical cabinet of transparent finitoglass, a life-support tank connected to a data feed which was itself linked to an array of white high-intensity sensor globes at the top of the structure. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe, Dalek Combat Training Manual)