one thing I've seen done is filling the tank with water, displacing the 
fumes.  Of course now your tools are getting wet, but hey, at least 
they aren't exploding....  :-)

        Seth



On Tuesday, October 15, 2002, at 07:50 PM, Lawrence Rhodes wrote:

> This tank was long dry.  I cut from the outside.  Tons of sparks.  No
> problems.   I would however never take a torch to any gas tank.  
> Varnishes
> on the inside or  residue could be ignited by a torch.  Cutoff tool is 
> much
> cooler.  I can't remember if I washed it out or not.  Lawrence 
> Rhodes...
> ----- Original Message -----
> From: "Chris Tromley" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, October 15, 2002 7:39 AM
> Subject: Cutting gas tanks (was: RE: Bradley conversion)
>
>
>> Lawrence Rhodes wrote:
>>
>>> They are really light and I think they would make a terrific
>>> conversion. The VW pan that it goes over is very strong.
>>> Batteries could go over the back axle and behind the front
>>> seats.  Some might even fit in the area in front where the
>>> gas tank was.  A VW gas tank cut in half at the seam makes a
>>> great battery tray.  I cut one off to fit in the 56VW I had.
>>> Used a Dremel tool with a cutoff disk.  Lawrence Rhodes....
>>
>> Hi Lawrence,
>>
>> That actually wasn't a very smart move.  You should assume any gas 
>> tank
>> is filled with combustible vapor.  Cutting with abrasives creates
>> sparks.  A much better method would have been drilling a starter hole
>> and using manual or power snips.
>>
>> Just to give you a feeling for how persistent fuel vapors can be, I
>> heard about a tank truck that was used to haul gasoline and was then
>> used for hauling non-potable water for years.  When the "water" tank
>> needed a repair, the welder blew it up with his torch.  Then there was
>> the guy who ventilated his long-empty gas tank by drawing air through 
>> it
>> with a vacuum, "just in case".  Vapor hit the brushes in the vacuum 
>> and
>> turned it into shrapnel.
>>
>> Be very careful with gas tanks.
>>
>> Chris
>>
>
>
>
>



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