Brimstone and its one-stop process for making cleaner cement and critical minerals

The company says it can produce all sorts of goods from one type of rock, unlocking a new “industrial revolution.”

Brimstone公司以硅酸盐岩替代石灰石，声称可在生产水泥时减少约60%的温室气体排放，并能从同一岩石中提取铝、钢、钛等关键矿物。但该公司尚未实现商业化生产，特朗普政府还撤销了其1.89亿美元的建厂补贴，其多重产出的经济可行性仍受质疑。