Hi Dee,

DMSO is Dimethyl suphoxide so it has sulphur in its formula. The sulphur 
in DMSO could make the silver turn black.  

OK,
Tony


On 9 Apr 2010 at 15:17, Dorothy Fitzpatrick wrote about :
Subject : CS>Fwd: phenomena

> Has anyone any ideas?  dee
> 
> Begin forwarded message:
> 
> > From: Dorothy Fitzpatrick <d...@deetroy.org>
> > Date: 8 April 2010 09:27:20 GMT+01:00
> > To: silver-list@eskimo.com
> > Subject: phenomena
> > 
> > Hi folks, at last a silver-related question <lol>!  I put some 20ppm
> CS in a plastic pot along with about 25% DMSO which after a few hours
> turned almost black.  This I assumed was because there was something in
> the plastic pot that I had not quite got out--I am always putting
> different stuff in these pots!  I then put in a couple of drops of
> nascent iodine which normally doesn't colour the water (like Lugols
> does) and within hours it had almost completely cleared!  Can any of you
> brainy folks out there explain this?  dee
> 
> 
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