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Thread: Can pilots REALLY concentrate at 35,000 feet?
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Old 29th Jul 2012, 13:58
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Gulfstreamaviator
 
Join Date: Sep 2006
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Spare air bottle
I always use mine above 45,000 ft, as it helps me concentrate on the Times crossword.
Impossible without the extra O2.
I also try to get the high O2 water from First Class.
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