I have heard of doing this with BB's as the brass shouldn't spark, and
their aren't any sharp edges.
Patton
On Sun, 13 Feb 2005 10:25:17 -0800, Ben Prince <blprince2@comcast.net> wrote:
> In a British publication, a gentleman wrote that he had cleaned his gas tank
> with a backyard electric cement mixer. He strapped the empty tank to the
> mixer, threw in a few pebbles, closed all openings and let it run for several
> hours. The "rock tumbler" supposedly dislodged the rust in the tank.
>
> Although the risk is small, it seems that with the "right" conditions, a rock
> (particularly a sharp one) could cause a spark and ignite the fumes. Also,
> the electric motor on the mixer could be a "spark generator".
>
> What do the knowledgeable souls on the List think. Is there a safety issue?
>
> Ben
> Bn1
>
--
Patton Dickson - Richmond, TX
'57 A-H 100-Six - http://Austin-Healeys.com
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