If one were to make a shield out of 1/4" steel plate, what handgun cartridges would it be capable of stopping?
I'm assuming .22lr, .25, .32 acp, and .380 would all be stopped by it, but what about 9mm, .357, .32 magnum, .44 special, .44 magnum, .41 magnum, .45 acp, and .40 S&W?
Anybody have...