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In Reply to: RE: that may be, but it's the issue of comparative density posted by bean on November 22, 2020 at 09:02:13:
Here:
https://www.youtube.com/watch?v=Tsql5Wv0TiE
And for the latest US military tech, check out the cannon which fires a projectile at 4500 mile per hour:
https://www.youtube.com/watch?v=58MmOpSm4LY
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Follow Ups
- Slow motion video of cannonball thru an engine block... - vacuous 09:40:49 11/22/20 (0)