WHEN YOUR airplane drops 20,000 FT as well as THE OXYGEN MASKS decreaseWHEN YOUR airplane drops 20,000 FT as well as THE OXYGEN MASKS decrease October 18, 2022October 18, 2022 jcuryjcury 0 Comment >Posted: 01/28/2013 | January 28th, 2013 Last week, I woke up at 4am to begin a long journey to the[...] Read MoreRead More