Comments by "Alex M" (@alexm566) on "British "Life Buoy" WWII Flamethrower" video.

  1. you want a shape without any hard edges in order to have the internal pressure distributed as equally as possible on all sides.
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  2.  @cartertrefz4585  lookup why the British comet plane was exploding mid air due to having square windows instead if rounded ones, same idea
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