USAF Still Reviewing Oxygen Concentration Levels For F-22 Cockpit

Credit: U.S. Air Force

The U.S. Air Force will continue to investigate the oxygen concentration levels in F-22 Raptor cockpits in the wake of reports about fluctuations of those numbers noted during studies of recent pilot breathing problems. “We also will study and as necessary revise the schedule by which the Obogs (On...

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