Charles Evans (mountaineer) in Liverpool until 1957. Evans was John Hunt's deputy leader on the 1953 British Mount Everest Expedition which made the first ascent of Everest in 1953. With Tom Bourdillon, he made the first ascent of the South Summit, coming within three hundred feet of the main summit of Everest on 26 May 1953, but was forced to turn back. Everest was summited by their teammates Edmund Hillary and Tenzing Norgay three days later, on 29 May 1953. Evans was the leader of the expedition which first climbed Kangchenjunga, the world's third highest peak, in 1955. The following year he was
Bottled oxygen (climbing) popular oxygen systems on Mount Everest used carbon-fiber aluminum bottles, with a 3 liter bottling of oxygen weighing 7 pounds when filled up at 3000 psi. Bottled oxygen (climbing) Bottled oxygen is oxygen in bottles, a terminology especially for high-altitude climbing. Bottled oxygen may also be for a breathing gas, especially for scuba or surgeries. (see also Diving cylinder and Oxygen tank) When Tenzing Norgay and Edmund Hillary made the first successful summit of Mount Everest in 1953 they used bottled oxygen. It was noted for its ability to increase the user's appreciation of the surroundings. Running out of bottled