Oxygen sensors are not among the maintenance items that need to be replaced regularly, so they typically are replaced only when they fail.

The bag on the mask allows for a bit of oxygen savings. If the mask is situated well on your face, the oxygen continuously coming out will collect in the bag as you are exhaling instead of seeping ...

That’s why airliners carry emergency oxygen. The cabin is normally pressurized to about 8,000 feet, but if pressurization ever fails above about 14,000 feet, some passengers would be unable to ...

Question: Why have a bag on the oxygen system if it doesn't inflate? – Arthur Miller, Friday Harbor, Washington. Answer: The design of passenger oxygen systems is a continuous flow design. This ...

Breathing supplemental oxygen, we can go up to about 35,000 feet (40,000 with a full face mask ensuring 100 percent undiluted oxygen). Much higher than that and we risk passing out or asphyxiation ...

This week, Capt. John Cox explains how the emergency oxygen mask system works and how pilots know how much runway is left. Skipping the US Travel 2025 🌴 This country's safest A spotlight on America ...

As mentioned above, they monitor oxygen levels and feed the information to the onboard computer, which adjusts everything accordingly. Move the O2 sensor out of the picture, and your vehicle will not ...