[R-390] battery corrosion question

Pete Lancashire pete at petelancashire.com
Fri Dec 9 14:50:17 EST 2011


If you really want to make sure, use pH test strips, there cheap.

On Fri, Dec 9, 2011 at 10:08 AM, David Wise <David_Wise at phoenix.com> wrote:
> Vinegar does a great job.  Swab it on until it quits foaming, then rinse with water.
>
> Dave Wise
>
> -----Original Message-----
> From: r-390-bounces at mailman.qth.net [mailto:r-390-bounces at mailman.qth.net] On Behalf Of Jeff Adams
> Sent: Wednesday, December 07, 2011 4:04 PM
> To: R-390 at mailman.qth.net
> Subject: [R-390] battery corrosion question
>
> ED, try pencil erasers first...
> Jeff  KG4RZM
>
>
> I have a much-favored digital clock that I managed to neglect just enough to
> wind up with some corroded battery terminals. It LOOKS like it didn't
> spread, but I want to deal with the contacts (and their immediate vicinity)
> first. My thinking is, that since the batteries were 'copper-top' alkaline
> batteries, that I ought to start with a careful wooden Q-Tip application of
> some very mild acetic solution (I'm thinking white vinegar) to neutralize
> the alkaline corrosion. My friend Ken says no, I should use a baking soda
> solution. Anybody like to chime in? Helpful advice gladly solicited!!!
>
>
>
> Ed Tanton
>
> website:<http://www.n4xy.com/>  http://www.n4xy.com
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