Mining for gold in unconventional places
Publisher/Date:Alexandria, Va. : Water Environment Federation, 2015
Note:In Water Environment & Technology - Vol. 27 - no. 4 (April 2015)
Summary:Arizona State scientists discover that biosolids can hold millions in precious metals, including silver, copper, gold, phosphorous, iron, palladium, manganese, zinc, iridium, aluminum, cadmium, titanium, gallium, and chromium.