What type of oxygen apparatus did Mallory's team use in 1922?
Compressed air
Liquid oxygen
Supplemental oxygen
Natural oxygen
Answer
Supplemental oxygen was the type of oxygen apparatus used by Mallory's team in 1922. Supplemental oxygen involves administering additional oxygen to a person to increase their oxygen levels. This is typically done through a mask or nasal cannula, and can help improve performance at high altitudes where oxygen levels are lower.
Scaling Heights with George Mallory: The Ultimate Quiz on an English Mountaineering Legend
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