Now this is a fun idea - and more useful than you might think!

We've been obsessed with making biochar for years, often making char in pits and open burns. We've also learned to make traditional charcoal, and have even used a Kon Tiki style biochar cone.

Yet recently we can across a video from @LiveOnWhatYouGrow sharing his method of making a biochar retort from two cans - for free! We had to give it a try. This is what we've discovered.

Subscribe to @LiveOnWhatYouGrow

See the original video and make a biochar retort from cans:    • How to make a FREE Biochar Retort (in...  

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