03-11-2018, 05:31 PM
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#1063 (permalink)
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Master EcoModder
Join Date: Aug 2012
Location: northwest of normal
Posts: 27,698
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Screw crude (is that too crude?).
technologyreview.com:How to grow four tons of food a year in a metal box without sunlight
Rendered down sea salt brine has every element on earth.
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