Cleaning a board slightly oxydized ??

Paul Birkel pbirkel at
Mon Jul 31 03:45:21 CDT 2017

Vinegar = acetic acid

-----Original Message-----
From: cctalk [mailto:cctalk-bounces at] On Behalf Of Alexandre Souza via cctalk
Sent: Monday, July 31, 2017 4:13 AM
To: Christian Corti
Cc: General Discussion: On-Topic and Off-Topic Posts
Subject: Re: Cleaning a board slightly oxydized ??

AFAIK, common household and vinegar and citric acid are the same thing. Can
you elaborate, please? O_O

2017-07-31 5:01 GMT-03:00 Christian Corti <cc at>:

> On Sun, 30 Jul 2017, Alexandre Souza wrote:
>> Light green? Was it battery electrolyte? Wash it with vinegar (yes,
>> vinegar) and after, wash with a good detergent and warm water.
> No, *not* vinegar. Use citric acid. You don't want to force the formation
> of copper acetate.
> Christian

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