You misunderstood what I’m saying. Airlines have systems to validate the amount of fuel loaded and currently aboard aircraft that have been battle tested acros

You misunderstood what I’m saying. Airlines have systems to validate the amount of fuel loaded and currently aboard aircraft that have been battle tested across decades including fixes due to past issues etc. https://en.wikipedia.org/wiki/Air_Transat_Flight_236 https://en.wikipedia.org/wiki/Air_Transat_Flight_236 They don’t have that level of certainty around what altitude a rocket exploded, or other one off event.