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.
The definition of a saline is a salt source. An example of a saline is a salt lick used by horses and cows. of, characteristic of, or containing common salt, or sodium chloride.
In medicine, saline (also saline solution) is a general phrase referring to a sterile solution of sodium chloride (NaCl, more commonly known as table salt) in water, but is only sterile when it is to be placed parenterally (such as intravenously); otherwise, a saline solution is a salt water solution.