Re: AW: Alternatives to lead blankets

[Susan L Gawarecki <loc@icx.net>]

Talc is not a source of carbon, organic or otherwise; its composition is

Mg3Si4O10(OH)2 [well, that doesn't translate well to ASCI, but note no

C].  Perhaps the problem was with total suspended solids, which talc

certainly would cause to increase.



Susan Gawarecki



William V Lipton wrote:



> One caution, especially at a nuclear power plant:  We were removing some water

> shields in our restricted area and planned to drain them to a floor drain.  In

> accordance with plant procedures, we had the water tested before draining, and

> found high TOC (total organic carbon), which prevented us from draining to a

> floor drain, since this goes to the plant radwaste system.  It seems that the

> shields come with talc inside, to prevent sticking.  It may be helpful to flush

> them out before bringing the shields into a restricted area.



-- 

.....................................................

Susan L. Gawarecki, Ph.D., Executive Director

Oak Ridge Reservation Local Oversight Committee

102 Robertsville Road, Suite B, Oak Ridge, TN 37830

Toll free 888-770-3073 ~ www.local-oversight.org

.....................................................

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