[permaculture] if there were a benefit to deforestation...
Lawrence F. London, Jr.
venaurafarm at bellsouth.net
Thu Jan 7 12:25:27 EST 2010
Steven & Margaret Eisenhauer wrote:
> Burning to charcoal versus burning to ash is certainly a great
> potential for building a sustainable land based resource for energy and
> agriculture. Larry Dobson is a pioneer in this area - his web site --
Those are expensive units. Nobody I know could afford one of those much
less find sawdust to burn in it.
> He says he has built a condensing bio burner that can also be tuned to burn
> to charcoal rather than to ash. He is giving away his latest design due to
> the lack of interest to commercialize it by the slippery boys of oil.
I'd like to see that design.
> I would like to build one that anyone anywhere can put together out of
> indigenous earth materials.
That's the best option; build your own from onsite materials practical
to utilize, i.e. stone, possibly clay. Add found materials, metal scrap,
truck and tractor parts and the masonry materials I mentioned in my
> We need a super insulating radiant barrier type structural building block
That is what Hebel and Aercon is. Usually called AAC block by
contractors. Aerated autoclaved concrete block.
> that can be made from site earth and I think I have a good idea how to do
> it. This material would be impervious to biological attack (rot, insect, &
> vermin), water penetration and could even float, yet be a good earth
> amendment once its useful life is over.
Could you mix it with perlite and fireclay?
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