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8:46
Homemade Air Cannon... 2,123ft.lbs. of hitting force! (2,878Joules)
HappyMadScientist
457 views • 6 years ago
15:44
How to WEAPONIZE a wiffle ball bat by filling it with CONCRETE
HappyMadScientist
35 views • 6 years ago
5:38
DIY 3D Printed Night Vision Scope
HappyMadScientist
80 views • 6 years ago