¼-inch gravel (also called "crushed stone") is a popular choice for concrete ... you can opt for a commercially sold concrete mix. For example, Ready-To-Use Quikrete, which you can find at ...

This study evaluates using waste rock as a concrete aggregate, reinforced with basalt or steel fibers, addressing material ...

Not too long ago, I was searching for ideas for the next installment of the “Big Chemistry” series when I found an article ...

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