As with every industry, air travel has insider secrets that are not readily obvious to the public. Flight attendants, pilots, airport workers and other professionals involved with air travel have tipped their hands to reveal some secrets about plane travel. Some of them are helpful, some amusing, and some downright frightening.
When cabin pressure drops severely, oxygen masks are deployed from ceiling compartments above your seat. It’s every passenger’s nightmare. Apparently, the masks only supply about fifteen minutes of oxygen after you activate them.
That may not seem like much, but fifteen minutes is more than adequate for the pilot to drop the plane to a lower altitude, where the masks aren’t necessary.