They may have been witnesses to the dawning of a new age of cement. The product called Pyrament (cement that lasts as long as the pyramids) will divide cement history into eras: “B.P. and A.P ...

Seven inches of Pyrament are as strong as ten inches of regular cement, and the product could quadruple the life expectancy of a highway, the officials claim. Unlike ordinary cement, it also can ...

Concrete made with “Pyrament” can be poured in sub-freezing weather and is strong enough to drive on within four hours, London said. A demonstration of the new product will be held Dec. 7 at ...