Operations

Supplemental Oxygen

Definition

Additional oxygen provided to crew and passengers when cabin altitude exceeds safe levels. Above 12500 feet for 30 minutes crew needs oxygen. Above 14000 feet required at all times. Above 15000 all occupants.

Related Terms

Hypoxia

A condition of insufficient oxygen reaching body tissues, causing impaired judgm...

Cabin Altitude

The equivalent altitude representing the air pressure inside the pressurized cab...

Emergency Descent

A rapid descent procedure used in the event of rapid decompression or smoke and ...

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