Why You Should Put Your Mask On First Hypoxia can settle quickly if you are 20’000 feet in the air so you gotta know the drill. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Do You Really Have a New Body Every 7 Years? 5 Secret Emergency Escape Vehicles Cherenkov Radiation : Particles Faster Than the Speed of Light? How firefighters suck up water with helicopter Which is better for running – treadmill or outdoors? What Would You See Inside a Perfect Sphere Mirror?