Pretty much every? No http://en.wikipedia.org/wiki/Countries_with_nuclear_weapons http://en.wikipedia.org/wiki/Countries_with_nuclear_weapons Nuclear radiation

Pretty much every? No http://en.wikipedia.org/wiki/Countries_with_nuclear_weapons http://en.wikipedia.org/wiki/Countries_with_nuclear_weapons Nuclear radiation is very different to weapons, your local major hospital has a dozen different uses for radiation (more powerful than cleaning water).