PHNX Materials has devised a way to strip fly ash of sulfur and aluminum, impurities that concrete companies would rather ...

Eco Material Technologies (EMT) was the result of a merger of U.S. assets of Boral – one of the leaders in how fly ash and SCMs have traditionally been moved into concrete - and Green Cement.

A US-based startup focused on recycling coal ash, reducing cement emissions, and decarbonizing the concrete industry has given coal ash a surprising second life by helping decarbonize concrete ...