Heliair is a breathing gas consisting of mixture of oxygen, nitrogen and helium and is often used during the deep phase of dives carried out using technical diving techniques. This term, first used by Sheck Exley, is mostly used by Technical Diving International (TDI).
Heliair is a breathing gas consisting of mixture of oxygen nitrogen and helium and is often use,d during the deep phase of dives carried out using technical diving techniques. This term first used ,by Sheck Ex,ley is mostly used by Technical Diving International (TDI).