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Early Techniques And New Techniques In Cement Industry

The first hydraulically hardening mortars were used as early as 1000 B.C. by Phoenician builders who mixed burnt lime with ground clay bricks or volcanic ashes (pozzolans). The term “cement” originates with the Romans who, as of the third century B.C., constructed buildings from a mixture of quarried stones, pozzolan and clay-brick meal and burnt lime, thus developing an early form of

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