May I offer that those who use metal clips to connect to the coins are NOT 
immersed in the water at all! Since you will have released some of the more 
undesirable stuff from the clips such as nickel which is poisonous in very 
small quantities!
This is unfortunately easy to do with coins since the area involved is very 
small




On 21 Oct 2012, at 13:21, V <[email protected]> wrote:

> Thanks for input everyone. I am very grateful. : ) Val
> 
> On Sun, Oct 21, 2012 at 12:20 AM, yousouf eydatoula <[email protected]> wrote:
> I use 2 maple leaf coins too. Instead of batteries I use a printer adapter. 
> It has 12V and 30V DC outlet. I buy these adapters in the thrift stores, 
> usually around 2 dollars.
> 
> From: Smitty <[email protected]>
> To: [email protected] 
> Sent: Saturday, October 20, 2012 10:23 PM
> Subject: Re: CS> Maple Leaf coins
> 
> I also use 2 Maple Leaf silver coins .9999 pure.
> I suspend them with plastic clips,
> and connect to 4 -9v sq. batteries in series.
> Smitty
> 
> 
> On Sat, Oct 20, 2012 at 4:18 PM, Harold <[email protected]> wrote:
> From day one I have been using two, suspended by alligator clips ,.[from 
> Radio Shack, cheap] and I am sure the coins will last a full life time
>  
> Harold
> 
> 
> 
>