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In WW2 Germany invented a way to convert coal into an edible, butter-like substance. I think it was very inefficient though (70 to 1 input/output ratio).
by joegibbs 20d ago
In WW2 Germany invented a way to convert coal into an edible, butter-like substance. I think it was very inefficient though (70 to 1 input/output ratio).
- userbinator 20d agohttps://en.wikipedia.org/wiki/Margarine#Coal_butter https://en.wikipedia.org/wiki/Margarine#Coal_butter