[ RadSafe ] Po-210 in the news
sjd at swcp.com
Fri Jul 6 20:23:54 CDT 2012
I did the exercise. It's 21 half-lives. After that many
half-lives wouldn't a radionuclide be somewhat difficult to
detect? By my reckoning, that's 0.477 x 10 -6 parts remaining.
At 09:50 AM 7/6/2012, you wrote:
>The fraction of any polonium-210 (138-day half-life) left on
>clothing or other personal belongings from that allegedly given to
>Yasser Arafat, who died eight years ago, is left as an exercise for
>the reader. This does not include any "salting the mine."
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