> Ammunition manufacturing tends to be very hard to scale: it takes large amounts of capital to invest in production Also: how many people want to deal with le

> Ammunition manufacturing tends to be very hard to scale: it takes large amounts of capital to invest in production Also: how many people want to deal with lead (Pb) and all the toxicity that it entails? If only one component of a cartridge/round (bullet, shell, propellent, primer) isn't available then you can't finish making it.