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Questions tagged [oxygen-mask]

A device that provides oxygen to passengers or crew when necessary, usually due to a loss of cabin pressure.

6
votes
2answers
435 views

How and how often are the oxygen masks in the cabin checked?

Looking at this old answer I can see that oxygen masks check is mandatory for the flight deck. What about passenger masks? Is this check done daily on airliners? How is this check conducted and what ...
21
votes
3answers
10k views

How could the Helios 522 passengers have survived so long without oxygen?

I've noticed some strange inconsistencies regarding the documentation of Helios Airways Flight 522. So first: Autopsies on the crash victims showed that all were alive at the time of impact But ...
7
votes
1answer
541 views

Why do the emergency oxygen masks for some 787 premium class seats have an extra 'streamer' to pull them down?

Specifically, on Norwegian 787s, you are briefed: "In economy seats, reach for your mask. In premium seats, pull the streamer for the mask to drop the full distance." (source) Now the ...
6
votes
1answer
827 views

How often are passenger oxygen masks deployed?

In commercial passenger aviation, how frequent (or infrequent) is the case that oxygen masks deploy? Please include links to statistics.
2
votes
1answer
177 views
15
votes
1answer
2k views

What can I do to save my life if oxygen masks fail to drop down? Is it possible?

What is the safest and fastest solution (method) in this situation?
2
votes
4answers
774 views

Why should passengers not delay donning emergency oxygen masks after they deploy from the overhead compartments?

Assumptions: The typical oxygen generator, on a plane, lasts twelve to twenty minutes. (Source: Gizmodo.com) Even in the event of cabin decompression, the oxygen in the cabin does not disappear or ...
1
vote
4answers
714 views

Can you breathe with a drop down mask under water?

Say a passenger jet lands in the ocean. Could the captain being the last person to get off the jet use the drop down dry chemical oxygen generators to breathe while checking for passengers? I know ...
16
votes
2answers
2k views

Do cockpit panels have an indication that oxygen masks in cabin have been deployed?

Do cockpit panels have an indication that oxygen masks in cabin have been deployed for Pilot information?