You can kind of see the gasses burning off, cone shape helps burn everything clean. I don’t think it’s necessary to make biochar. https://video.nostr.build/baf1dc709eb49a1c47cb34e1774778b1fe13dca439eab95f09571d1602c3142d.mp4

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Why no biochar?

Is now

I read your note weird. I understand now.