Homebrew PCBs

In article <20060512130229.74453.qmail@...>,
   roger lucas <ralucas4277@...> wrote:
> I don't think Tarn-X is available in the UK anyway.

Have you tried Cillit Bang?

Advert shows some guy dropping in a tarnished copper coin and when he
pulls it out it's all shiny like new - and, yes - it does seem to work