Percy wrote:

> The first few batches which he made were "normal" -- a light amber
> color, a slight metallic taste. 

All sounds normal so far.

> Yesterday he made a batch, and was astonished to see that the
> glass had been "silvered" -- that is, the inside of the glass was
> coated with silver. The liquid itself was light amber, with the
> slight metallic taste. He tells me that the resistance of the
> liquid is the same as it was on previous batches, which did not
> silver the glass.  

If you allow the electrodes to get too near the glass, you will 
literally silver coat the glass near them. So definitely, there's the 
potential to coat the glass.

I normally see a gradual darkening of the glass over several 
batches, just as you describe. I've seen no *noticeable* difference 
in the product between freshly cleaned and after several batches. 

I know we've been told to clean everything *every* time, but I'm lazy 
enough to have tried it without.

Obviously *some* of the silver is plating out on the glass. So this 
does remove some of it from the product. I don't think it goes on 
forever, though, since I've had batches survive for weeks, and still 
have obvious silver content (color), and be effective in use. 

> it was now in a container separate from the glass it
> was made in, and the inside of the jar where he had stored it, was
> also silver.  In other words, the silver adheres to the glass,
> whether he is actually making the colloid, or if it is stored.  

A new container get's coated as well, as you've seen. So it will
further degrade the product. But again, I suspect that once the glass
is coated, the process will slow down. Otherwise we'd be losing *all*
the silver at some point, and I've never seen that with this kind of
CS.

As to cleaning the glass, I've heard about vinegar. I've also used 
silver or copper polish, which takes it off *instantly*. But, in 
either case, you *must* thoroughly wash and multiple rinse the 
glassware before using it. You don't want any cleaner residue left 
over.

Be well,

Mike D.

[Mike Devour, Citizen, Patriot, Libertarian]
[[email protected]                       ]
[Speaking only for myself...              ]


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