Hmm yes but the other things you mention are made of steel which is plentiful. Things like uranium and plutonium require digging up a lot of earth to obtain a

Hmm yes but the other things you mention are made of steel which is plentiful. Things like uranium and plutonium require digging up a lot of earth to obtain a tiny bit and the enrichment process is very complex and laborious as well. I wonder if this really ramps up so easily.