In the search for the root cause of a recent spike in hypoxialike cockpit incidents that leave student pilots disoriented and short of breath, the U.S. Navy is beginning to look more closely at the quality of the air that comes off the McDonnel Douglas T-45 Goshawk’s engine and feeds into the oxygen generator system.  Fleets across the Navy and U.S. Air Force have been plagued by a sharp increase in these so-called physiological episodes in recent months, where pilots experience ...


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