“混泥米”更好吗？Hints:Rajan VempatiPrasad RangarajuClemsonCarolinaNational Ready Mixed Concrete Association
The process for making rice hull ash heats the hulls to 800 degrees centigrade. Carbon is driven out, and fine particles of almost pure silica remain. The process releases some carbon dioxide, but Rajan Vempati says it would be reabsorbed into the soil naturally. Another inventor, Prasad Rangaraju, …
将稻壳加热到800摄氏度它就变成了灰烬，碳被移除，仅剩细小的纯硅颗粒。这个过程中释放了一定量的二氧化碳，但拉詹•温帕蒂指出，二氧化碳会在自然状态下重新被土壤吸收。另一名发明家是来自南卡罗来纳州克莱姆森大学的工程师普拉萨德•仰拉朱，他对这种水泥进行了测试后表示，由于稻壳灰烬使得这种水泥成为一种更加坚固的建…