Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

----- Original Message -----
From: "alan00463" <alan00463@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Friday, February 24, 2006 4:07 PM
Subject: [Homebrew_PCBs] Re: Board cleaning trials


> No need to buy a fancy cleaner. I used to clean pennies in a
> mixture of vinegar and salt. The proportions make little
> difference. The solution strips off all the copper oxide almost
> instantly. Any kind of vinegar. Of course, you'll have to rinse
> the board in water right after doing this.

That's probably why HP Sauce works so well, the ingredients include vinegar
and salt. 8-)

Leon