References in periodicals archive ?
Our cement is more like ancient Roman cement than like modern portland," Moseson said.
Although visionary architect Vitruvius wrote that the sand should be free of any earthy impurities, Roman cement itself was sometimes mixed with fat, milk, and ox blood to increase its adhesive properties.
Papers cover such topics as forensic microscopy techniques used to distinguish natural cements from other binders, formulation of Rosendale natural cement, masonry repairs, Roman cement mortars, calcination of marls to produce Roman cement, and hydration processes in pastes of Roman and American natural cements.