Object
Pithead Pipe Room (Gas Chamber)
A claustrophobic, pipe-lined room in the pithead used by Control and Ola to imprison dissenters, exposing them to lethal gas. The Doctor and his companions are forcibly trapped here, where the Macra’s influence is revealed, and Ola’s coup is triggered.
4 appearances
Purpose
Confine rebels and dissenters for suppression or execution via gas as directed by Control
Significance
Exposes the Pilot to Macra manipulation, triggers Ola's coup, and imprisons the TARDIS crew, fracturing colony leadership and igniting open rebellion against the parasitic regime
Appearances in the Narrative
When this object appears and how it's used