Granite countertops. Radioactive?
Fred the Red Shirt wrote:
Because it is naturally present in granite, the granite will also
have all of the Uranium decay daughters and some of those
are gamma and beta emitters. Granites also contains
potassium-40.
The US Capitol is made of granite. I'm told the radiation levels in the rotunda
are higher than any released at Three Mile Island. Hmm. That explains a lot
about Congress.
--- Doug
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