Types of Gas Used in Medical Gas Systems in Hospitals. 1  Medical gas systems in hospitals are, in a word, lifesaving. These assemblies supply piped oxygen, nitrous oxide, nitrogen, carbon dioxide, and medical air to hospital areas such as patient rooms, recovery areas, operating rooms, and more.
(ËseÉª lin, -laÉªn) adj. 1. of, containing, or tasting of common salt; salty: saline soil; a saline solution. 2. of or pertaining to a chemical salt, esp. of sodium, potassium, or magnesium, used as a cathartic.
Definition of 'salt'. salt (sÉËlt ) Salt is a strong-tasting substance, in the form of white powder or crystals, which is used to improve the flavour of food or to preserve it. Salt occurs naturally in sea water. Season lightly with salt and pepper. ...a pinch of salt.