Comments by "" (@tomk3732) on "Air Crash Investigator Breaks Down 12 Plane Crashes In Movies | How Real Is It? | Insider" video.

  1. Few things to note - -- people do not somehow fall unconscious in seconds when supply of oxygen is reduced by 80% - people can hold their breath for quite some time. -- yes there was a commercial airliner flown upside down - in real life as a test. It was a long time ago - I think maybe 60s?
    1