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Aviation Dictionary

Pressure demand oxygen system

A demand oxygen system that supplies 100 percent oxygen at sufficient pressure above the altitude where normal breathing is adequate. Also referred to as a pressure breathing system.

Dictionary Term

Pressure demand oxygen system

Definition

  • A demand oxygen system that supplies 100 percent oxygen at sufficient pressure above the altitude where normal breathing is adequate. Also referred to as a pressure breathing system.

References

  • Pilot's Handbook of Aeronautical Knowledge · Federal Aviation Administration · 2023