![Leah Wyar of Byrdie: Own the “oxygen mask theory”; Put yours on first, full stop | by Carly Martinetti | Authority Magazine | Medium Leah Wyar of Byrdie: Own the “oxygen mask theory”; Put yours on first, full stop | by Carly Martinetti | Authority Magazine | Medium](https://miro.medium.com/v2/resize:fit:1400/1*1HK88Lsb1XDkR8AqwB5FTQ.jpeg)
Leah Wyar of Byrdie: Own the “oxygen mask theory”; Put yours on first, full stop | by Carly Martinetti | Authority Magazine | Medium
If oxygen masks in a plane are deployed, how much oxygen is available to the passengers before it depletes, and if it depletes, what happens? - Quora
![airline operations - Why do the emergency oxygen masks for some 787 premium class seats have an extra 'streamer' to pull them down? - Aviation Stack Exchange airline operations - Why do the emergency oxygen masks for some 787 premium class seats have an extra 'streamer' to pull them down? - Aviation Stack Exchange](https://i.stack.imgur.com/xvkpC.jpg)
airline operations - Why do the emergency oxygen masks for some 787 premium class seats have an extra 'streamer' to pull them down? - Aviation Stack Exchange
![Oprah Winfrey Quote: “It's the airplane oxygen-mask theory: If you don't put on your mask first, you won't be able to save anyone else.” Oprah Winfrey Quote: “It's the airplane oxygen-mask theory: If you don't put on your mask first, you won't be able to save anyone else.”](https://quotefancy.com/media/wallpaper/1600x900/6788789-Oprah-Winfrey-Quote-It-s-the-airplane-oxygen-mask-theory-If-you.jpg)