Gold from Sewage
A Japanese sewage plant has found a new way to make money. They re... ...reprocess their ash byproduct and reclaim the ... gold ?On January 28, sewage plant operator Nagano Prefecture Suwa Constructio... ...ced that approximately 1.9 kilograms (4.2 lbs) of *strong class="m...
https://www.neatorama.com/2009/01/30/gold-from-sewage/
