Mining for metals in society's waste
- Written by The Conversation
Could municipal biosolids be a trove of tiny treasure?Heather Lowers, USGS Denver Microbeam LaboratoryMetals are crucial to society and enable our modern standard of living. Look around and you can’t help but see products made of metals. For instance, a typical gasoline-powered automobile contains over a ton of iron and steel, 240 pounds of...










