Coal ash contains relatively low concentrations ... The costs of mining need to be weighed against how much product can be recovered, he told CNN. “Strong acids and bases are needed to ...

The product is then sent to the ready-mix industry ... process to reduce high carbon content in landfilled and ponded coal ash, bringing it up to required specification for use in concrete and ...

Burning coal for electricity leaves behind coal ash, a byproduct that contains lead, mercury, cadmium and other toxic metals that have been linked to cancers and other serious illnesses.

The land at 828 Martin Luther King Jr. Blvd. has a large mound of toxic coal ash, which is a product of power plants, is made up of metals like arsenic, lead and mercury — all of which have been ...

Published in September, the survey revealed that 11 million tons of REEs could be extracted from domestic coal ash stashes – a big jump from the current estimated U.S. reserves of 1.4 million tons.

ATCO Ltd Cl I NV ( ($TSE:ACO.X) ) has provided an announcement.

There is a significant level of interest in the project, and both companies are keen to provide a high-quality product for customers. This project represents Ashcor's first foray into coal ash ...

PORT SHELDON TOWNSHIP, Mich. (WOOD) — Consumers Energy has announced a new partnership with a Canadian company to address the millions of tons of impounded coal ash left behind by the J.H ...