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Quote by: Technosoul  Using human waste (shit) would be a big advantage also. But I am not sure what science has got to say about that. Does it contain enough of the same chemicals as cow dung to make it practical for that purpose? |
Check your local listings for Invention Nation this week. They had a segment about that, but I wasn't watching it closely enough to talk about it. I bet the episode will be repeated this weekend.