(physical chemistry) the gaseous state of hot ionized material consisting of ions and electrons and present in the stars and fusion reactors: sometimes regarded as a fourth state of matter distinct from normal gasses.
Steam is water is the gaseous state.
Freon exists both in liquid and gaseous states.
A chemical compound used in its gaseous state as a pesticide or disinfectant.
The cryogenic tank is constructed like a vacuum bottle. It is designed to keep heat away from the liquid that is contained in the inner vessel. Vaporizers convert the liquid nitrogen to its gaseous state.