Bricks made of discarded glass and recycling-waste ash have been shown to insulate better than regular bricks, while also requiring less energy to produce. And of course, they additionally use ...

Frank Roethel runs his hands along the boathouse’s interior walls. The exposed brick is smooth and cool to the touch; in contrast to the outside cratered from nearly 30 years of wind, rain and snow.

While the industry sees profitable opportunities for fly ash in industrial applications, they find it uneconomical for use in abandoned mining fill sites. The Union Government recently issued a draft ...