Organic matter

Organic matter was matter formed from organic compounds.

Wormholes would destroy organic matter, forcing organic species to travel through them in metallic protection. (TV: Planet of the Dead)

Dalek nanoclouds automatically processed any organic matter, living or dead, into Dalek puppets. (TV: Asylum of the Daleks)

The Cyberium was capable of destroying all organic matter in the universe. Following it being shrunk by the Tissue Compression Eliminator, its range became limited to a single planet. When it was detonated, it wiped out all organic matter left on Gallifrey. (TV: The Timeless Children)