Take it from someone who grew up among gun-happy USA-ians and stupidly fooled around with guns in their youth: Don't shoot tires. Not even an old economy tire l

Take it from someone who grew up among gun-happy USA-ians and stupidly fooled around with guns in their youth: Don't shoot tires. Not even an old economy tire left from the target car someone dumped in the abandoned gravel pit. Eventually you may hear a zip going the other way, and it might break your buddy's car window behind you and he'd be super mad and want you to pay for it. [0] All rounds that don't embed will hit something downrange, for somewhat arbitrary values of "downrange" expressed in terms of angle and retained energy. A core principle of firearm safety is that you only get to pick a round's first target, the round picks the rest. And that's why airports and space centers are generally considered by experts to serve poorly as firing ranges. [0] it's some kind of miracle that we survived to adulthood