Scientists claim gold in human excrement is worth millions

[caption id="attachment_820999" align="aligncenter" width="600"] Microscopic gold-rich and lead-rich particles in a municipal biosolids sample. Image: Heather Lowers, USGS Denver Microbeam Laboratory.[/caption] A team of U.S. researchers has given the expression "where there's muck there's brass" a whole new meaning by...

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