We’ve been hearing a lot about balloons lately- the kind that certain nations are using to spy on us.
Hopefully everyone has seen a hot air balloon in flight, but have you ever wondered when the first one was invented? Or how much hot air is required to get them off the ground? Or where they are stored when they aren’t being used? SpareFoot was wondering the same thing, and the data we came across is quite astonishing.
Supplemental– Baumgartner’s record setting Free Fall event utilized Hot Air Balloon to reach “edge of space”
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