I know some of you work on older PC boards that may have encoder being
> stored or operated in damp areas, it tends to cause the solder to
> turnish and is hard to rework for repairs..
>
>
> Other than scrapping it, is there some ready made chemical that will
> wash off the surface? Something like s Silver turnish remover?
>
> Would a peroxide and white vinegar do something for me?
>
> Jamie
X-posted to a more appropriate forum.