Re: RE k-40

["Tom Savin" <lexicon@hotbot.com>]

 The toilet has a thorium containing glaze on it, intesting?  Tom
--

On Thu, 17 Aug 2000 19:04:36   Sherman, Conrad wrote:
>Elizabeth
>
>In reference to your post on glass screens;  Just so you are not surprised;
>the same phenomena occurs with porcelain as in toilet fixtures, ceramic
>tile, refractory brick (maybe from k-40), bags of fertilizer, people, and so
>forth.
>
>I once discovered the highest source of radiation in a room was in rolls of
>newsprint bound for the sunday San Francisco paper (Yes Virgina, your paper
>is ever so slightly contaminated).  I was puzzled until I saw that it was
>being shipped from somewhere north of Hamburg.
>
>
>Conrad Sherman
>
>Date: Thu, 17 Aug 2000 09:43:31 -0400 
>  From: "Algutifan, Elizabeth K. (ELB) " <elb@bechteljacobs.org> 
>  To: "'RADSAFE@ROMULUS.EHS.UIUC.EDU'" <RADSAFE@romulus.ehs.uiuc.edu> 
>  Subject: The VDT Problem Solved (I think) 
>  Message-ID:
><811396C72B51D1119F8F0000F803D6D8104F2955@exchange10.ctd.ornl.gov> 
>
>  A couple of weeks ago I asked for advice on what was causing elevated 
>  readings to show up on regular old computer monitor screens. The answer
>was 
>  so simple it was right under my nose (literally!) - K-40. Those of us not 
>  working in the glass industry, and that probably includes most of us on
>this 
>  listserv, may not be aware that many glass manufacturers use potash, or 
>  potassium carbonate, as an alkali ingredient in the glass mixture. Alkali 
>  serves to lower the melting point of the silica or whatever they use as
>the 
>  main ingredient. So, just as a banana is radioactive, so are many of our 
>  computer screens! I hope I haven't planted a new fear in society by 
>  revealing this information. But maybe it'll give all the activists
>something 
>  new to focus their radioactive worries on for a while. 
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