eli5: Why can’t countries that want to build Nukes build Nukes? Especially since several countries built them, some 75+ years ago

Question

eli5: Why can’t countries that want to build Nukes build Nukes? Especially since several countries built them, some 75+ years ago

In: Engineering

Answer 1

You need weapons grade fuel, which you can’t buy on Amazon. The few countries that can supply it are very carefully monitored. You can also build a reactor to generate fuel, but the materials needed to do that are also specialized and carefully monitored.