CONTENT-AWARE IMAGE RESIZING BASED ON RANDOM-CARVING WITH PROBABILITY



The Borax Method of Gold Extraction for Small-Scale Miners

Background.More than ten million small-scale miners (SSM) worldwide use mercury to extract gold, releasing large amounts of the toxic element into the environment.Alternatives to mercury have been suggested over the years to little avail.A group of miners in the Philippines has demonstrated that borax, when used as a flux for smelting gold out of h

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