[Gasification] Junked Hot Water Heater Tanks.
Jeff Davis
jeff0124 at velocity.net
Wed Nov 15 22:02:37 CST 2006
Dear Mark & List,
Since the early 80's junked hot water heaters have found a soft spot in my
heart. BUT, the one I am using now has somekind of coating on the inside.
So ventilation, ventilation, ventilation when welding or cutting them!!
Recycling at it's best!
Jeff
> That's great. I've found junked electric hot water heater tanks a great
> resource. My second prototype charcoal retort is nearing completion.
> It's
> built from a junked 40 gallon hot water heater. Based on the reported
> service lives I estimate the USA alone is generating well over 2 million
> junked hot water heaters annually. Dozens per month pass through just one
> local plumbing contractor in my burg. The nearest to me. The others also
> always have 6-10 sitting next to the dumpsters.
>
> Tanks are heavier gauge metal than oil drums and take welding nicely. And
> they're a lot safer to cut open than scrapped propane tanks. Factory new
> they're pressure tested to 300 psi and rated for 150 psi.
>
> The steel jackets are a great free source of sheet metal, too.
--
Jeff Davis
Some where 20 miles south of Lake Erie, USA
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