Noun
heliox (uncountable)
(medicine, underwater diving) A mixture of helium and oxygen used as a breathing gas.
;1983: Cave diver Jochen Hasenmayer uses heliox to a depth of 212 meters. Source: Internet
Heliox has a similar viscosity to air but a significantly lower density (0.5 g/l versus 1.25 g/l at STP ). Source: Internet
Heliox is a medical treatment for patients with difficulty breathing. Source: Internet
Heliox generates less airway resistance than air and thereby requires less mechanical energy to ventilate the lungs. citation "Work of Breathing" (WOB) is reduced. Source: Internet
Heliox has been used medically since the early 1930s. Source: Internet
Broadwater, 2012, pp. 156–62 The surface-supplied divers evaluated the use of heliox due to the depth of the wreck. Source: Internet