Whether you’re paying attention or not, that pre-flight safety demonstration is there for a reason. Everyone is familiar with this must-do part of your flight, and hopefully, most of us have absorbed ...

You know to secure your own mask before helping anyone else with theirs, but do you know what's happening with the mask? Every airplane passenger knows the spiel: Although the bag may not inflate, ...

Oxygen flow to each individual mask is controlled by a regulator mounted on the mask. Masks commonly have two regulator switches. The first switch, labeled “Normal or 100%,” controls whether the mask ...

Question: How long will supplemental oxygen last after the masks drop in an emergency? — Submitted by reader John A., N.J. Answer: On typical airliners oxygen generators will last 10 to 14 minutes.