OUCH!

≈230-ish joules is basically the energy of a .32 ACP bullet btw (some loadings of it anyway, a single cartridge can vary a lot in its different variants ). the ≈190-ish joules on the lighter stone is comparable to some .22LR loads


also, from 9:50

the visor was 8mm polycarbonate, and that smashed... now, polycarbonate is, basically, is often used in place of bulletproof glass, it's used for riot shields...

phoenix-think do-not-do-this

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[–] 4 points 2 days ago

This is the thing I never got about the David and Goliath story. You don't actually need god to kill a guy with a sling, that's what slings are for. "I caved this dudes skull in with a rock and he died. God did it!"

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