Five minutes to Midnight

[Dave]

list of all US atomic weapons past and present

 

[Gonz]

if only saddam kept a list like that...

15-18kT bombs may be small potatoes, in relativity, but according to the anti-atom crowd, ANY nuclear fission leaves the area unhabitable for 30000000000 years.

 

[unclehobart]

I think strontium 90 is the nasty booger that has a godawful halflife.

 

[Dave]

Uranium-235 is the one that lasts forever​

 

[unclehobart]

http://www.ieer.org/fctsheet/uranium.html

Mine says different...

 

[chcr]

704 million is close enough to forever for me. 4.46 billion will about take you to when the sun becomes a red giant and swallows the earth.