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Ev Archive for March 2001
1589 messages, last added Wed Aug 08 18:51:22 2001

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Re: Lead-Acid batteries and concrete floors



    Hi Rich and All,
       The myth comes from the fact that lead batts
lose about 1% per day of power. If you set them
anywhere they will discharge. 
    Let them do this for 4 months and you will be
buying a new battery. AGM's last about twice as long.
    The cold of the floor will slow this down some so
actually make the batt last longer in storage.     
               jerry dycus
--- Rich Weiss <RichHeidi@TechHeadNet.com> wrote:
> That used to be a true statement, when battery cases
> were rubber and pitch.
> They would seep acid and form a conductive layer
> with the concrete,
> resulting in a parasitic discharge. Today, with
> impermeable plastic cases,
> it doesn't matter.
> 
> Rich
> 
> 
> ----- Original Message -----
> From: "VanDerWal, Peter" <vanderwp@fhu.disa.mil>
> To: <ev@listproc.sjsu.edu>
> Sent: Friday, March 30, 2001 4:32 PM
> Subject: Lead-Acid batteries and concrete floors
> 
> 
> > I'm sure we've all heard that Lead-Acid batteries
> will go dead quickly if
> > you store them on concrete floods (i.e. in the
> garage).
> >
> > I'd pretty much assigned this to the "Old Wives"
> tale section since nobody
> > could provide me with a credible explanation of
> why this was so or any
> > verifiable tests indicating it was true.


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