02-11-2014, 03:52 PM
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#8 (permalink)
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Commercial Grower
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Re: 2012 CenUSA - First of a 4 Year Study
Quote:
Originally Posted by JoeReal
I got this from an article posted by by erichknight April 6, 2009 9:07 PM PDT over at CNET.NEWS
This is by far, the simplest method, perhaps, the easiest to build with high efficiency.
The simplest of the simple a two-barrel charcoal retort
Simple method of charcoal production |
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