[ RadSafe ] Po-210 in the news

[Ahmad Al-Ani]

why would anyone chooses this extremely complicated poison agent, instead of other classic simple poison?  

I guess sensational level would not reach the current level.

Ahmad 

------------------------------
On Sat, Jul 7, 2012 06:38 AST (Arabian) George Stanford wrote:

>Jaro et al:
>
>     A contamination of "54 mBq" (total? per gram?
>per kg? per sq cm?) is one decay every 3.24 minutes.
>Sounds like a tricky measurement (but is it?).
>
>     Anyway, extrapolating that back 21 half-lives gives
>1.1 x 10^5 Bq (per unit something-or-other) = 3 micro-Ci
>(I think).  According to Wikipedia, the mean lethal dose
>is 238 micro-Ci if ingested -- which sounds more-or-less
>consistent with a current few-mBq on "belongings."
>
>     Major problem: Arafat apparently did not have the
>symptoms of radiation poisoning.
>
>     --  George
>
>~~~~~~~~~~~~~~~~~~~~~~~~
>
>At 08:42 PM 7/6/2012, Jaro Franta wrote:
>Steven,
>
>Here's an article that reports a claim that the Po-210 was planted.....
>http://www.jpost.com/MiddleEast/Article.aspx?id=276447
>
>"Swiss scientists reported finding polonium levels of 54 millibecquerels
>(mBq) and 180 millibecquerels on his belonging, considered to be high
>levels."
>"Because of the half-life of the substance, the conclusion is that the
>polonium is much more fresh,"
>
>
>....is Dr. Ely Karmon or an associate on Radsafe ?
>
>Thnx
>
> Jaro
>^^^^^^^^^^^^^^^^^^^^^^^^^
>
>
>-----Original Message-----
>From: radsafe-bounces at health.phys.iit.edu
>[mailto:radsafe-bounces at health.phys.iit.edu] On Behalf Of Steven Dapra
>Sent: July-06-12 9:24 PM
>To: The International Radiation Protection (Health Physics) Mailing List
>Subject: Re: [ RadSafe ] Po-210 in the news
>
>July 6
>
>         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.
>
>Steven Dapra
>
>
>
>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."
>>
>>Rick Strickert
>>Austin, TX
>
>
>
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