I’d imagine heat would be a concern after the first couple. You’re defeating gravity and she is a harsh mistress when it comes to vertical lift – need a lot of uumph, more than your average rifle proportionally.
Guns also have barrels that can cool on all sides. He’ll, you can pee on your hot barrels if needed. That bunker will require a lot of piss…
I’d imagine heat would be a concern after the first couple. You’re defeating gravity and she is a harsh mistress when it comes to vertical lift – need a lot of uumph, more than your average rifle proportionally.
Guns also have barrels that can cool on all sides. He’ll, you can pee on your hot barrels if needed. That bunker will require a lot of piss…
Just put your silos in a river for free water cooling