Re: Battery Corrosion

[klein@xxxxxxxxxxxxxxxxx (Alexander Klein)]

tshih@xxxxxxxx (Timothy Shih) writes:

> >Perhaps I wasn't clear in my request earlier. I'm not looking for the
> >step-by-step procedural "solution" for repairing a Model D viewmaster. I'm
> >simply looking for the best liquid solution for abating and/or removing the
> >corrosion from metal parts damaged by battery acid. Any takers?
> >
> 
> Yes, The best stuff to use is something called Rustbuster.  It's used for
> de-rusting metal but i've never found anything that attacks the battery
> corrosion crud better.  It bubbles it up and leaves only metal (usually
> copper because the chrome plating is already gone).  It's produced (here) in
> San Diego, and is available in boating and marine stores.
> 
> A quick look at the MSDS shows that it's mostly made up of phosphoric acid,
> but pure phosphoric doesn't work as good as Rustbuster,(well, it does, but
> just takes longer).  I was just working on this because I (wrongly) assumed
> that the corrosion would be acidic and used a stong base solution to
> dissolve it away, no luck.  It's basic, I don't know why, but this works, so
> now get some Rustbuster or Phorsphoric acid, where?  I don't know...

As far as I know, Coke (the "American Champagne") contains Phosphoric
Acid. Did anybody try that out? It may also work with Pepsi or Dr. Pepper.

Hey, wouldn't that be a great TV-ad: "Drink Coke instead of Pepsi: no other
soda cleans battery-contacts as good as Coke"

Alex
from a Dr. Pepper-free country (sniff)
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