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oldbuzzard · 2015-02-21 · Original thread
Kevin Dunn's "Caveman Chemistry"[1] is a fun book.

Instructions for tinkerers "for making bronze from metal ores; glass from sand, ashes, and limestone; paper from grass or straw; soap from fat; alcohol from honey; photographs from egg whites; chlorine from salt water and celluloid from cotton."[2] among other things.



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