On May 21, 5:05 am, Chuck wrote:

I think something like that may be what
is happening, Joe. Two pieces of metal
in contact with some bilgewater or
cooling water could easily show a small
voltage between them.


After sleeping on it, I have another suggestion. It may be the bottom
paint he's using. Might be high in copper content. Could cause the
blistering of the paint and the barrier as he described, and in the
fashion it is occuring.

Joe


Chuck