AS 5034 pdf download – Installation and use of inert gases for beverage dispensing 1.3.1Asphyxia The condition that arises when the blood is deprived of an adequate supply of oxygen; lossof consciousness and death can result from the brain being starved of oxygen. 1.3.2 Asphyxiant A gas or vapour which,when prescnt in sufficient concentration, excludes oxygen and leadsto asphyxia.Death may...