Re: Weird battery corrosion!

From: Daniel L. Burrows (havenx@insightbb.com)
Date: Wed Jan 04 2006 - 03:52:23 EST


Jon wrote:

>
>
> Yesterday, I finally took a few minutes to wade through the barn to
> the front of the Cuda and Dak in order to hook 'em up to trickle chargers.
> I opened the hood of the Cuda and was greeted with a strange sight...
>
> The hood pins don't have the retaining wires attached to them, they
> are just loose. When I had parked the car, I just set them on top of
> the battery, and I lowered the hood down, although I didn't lower it
> enough to touch the latch. The hood pins were sitting in the middle
> of the battery, equally distant from each terminal, and they weren't
> touching anything metal, with the possible exception of the hold-down
> bracket. Where the pins were touching each other was a pretty decent
> build-up of that white, powdery "battery corrosion" material. The
> battery terminals themselves look great, not a hint of corrosion.
> There was no direct electrical contact, (the pins were at least 4-6
> inches away from the nearest terminal) the only thing I can think of
> is somehow the cheap zinc coating of the hood pins being in contact
> with each other and just sitting in the field between the positive
> and negative terminals triggered something. The car had been sitting
> like that for about a month.
>
> Anyway, I thought that was pretty darn weird and had never seen
> anything quite like that before, so I figured I would share. :-)
>
> TTYL!
>

It sounds like a simple case of oxidaton, or in other words electon
transport.



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