Essentially, that's what CLR does.

On Apr 4, 2013, at 5:15 PM, James McDonald wrote:

> Try some vinegar or hydrogenPerxiode to clean out the spots
> 
> 
> From: JERRY PRENDERGAST <jsmpren...@sbcglobal.net>
> To: silver-list@eskimo.com 
> Sent: Thursday, April 4, 2013 3:34 PM
> Subject: CS>Silver generator leaving white dots on bottom of glass jar
> 
> Hi,
>      I bought a silver generator --Silver Gen several months ago and all was 
> fine until my last batch of silver.
> I saw there were several white dots about 1/16 of an inch on the bottom of 
> each jar. There was also a whitish cast on the bottom.
> The jar had a yellowish-greenish cast which it did not use to have. Before it 
> was clear.
> 
>      Silver Gen spokesperson was very reassuring that it was safe. But it 
> should be clear and to rinse the jars in hot water and make a new batch. Well 
> the dots do not rinse out. Even after soaking for several hours. Also was 
> suggested to try a different distilled water. I buy my from the local grocery 
> store Meijers and have always bought them there. So why the change?
> 
>       Any suggestion on what is going on would be appreciated.
> Thanks, Sandy
> 
>