The word "cement" can be traced back to the Ancient Roman term , used to describe masonry resembling modern concrete that was made from crushed rock with burnt lime as binder. The volcanic ash and pulverized brick supplements that were added to the burnt lime, to obtain a hydraulic binder, were later referred to as , , cäment, and cement. In modern times, organic polymers are sometimes used as cements in concrete.
The word "cement" can be traced back to the Ancient Roman term , used to describe masonry resembling modern concrete that was made from crushed rock with burnt lime as binder The volcanic ash and pulverized brick suppl,ements that were added to the burnt lime, to obtain a hydraulic binder were later referred to as , , cäment, and cement. In modern times, organic p.olymers are sometimes used as cements in concrete.