Toni Cirer Cave divers must always set up a continuous ... He was skinnier than me and needed less air for breathing. I was also more experienced at breathing cave air, which has higher carbon ...
Divers must bring extra breathing gas when they’ll have to struggle against a siphoning tide. In 1991 Rob Palmer (the cave-diving pioneer who named Stargate) and his team discovered and ...
The Thai cave complex where 12 boys and their ... to bring them out. Rescue divers with specialist breathing equipment reached the group through a series of water-filled passages.