Lime (calcium oxide)

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.... . by purging all of its carbon dioxide content . . . It is a white or grayish white solid with specific gravity ranging from 3.25 to 3.38 and a melting point of 2,580OC. It is produced in large quantities by roasting limestone, chalk or oyster shells under controlled conditions. Lime is one of the oldest products of chemical reaction known to man. It has been used extensively as a building materi....

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....characteristic hydraulic properties. Hydraulic limes are widely used in Europe for mortars in masonry construction; use in the US, however is limited . . . Uses . . . a large new market exists in the use of lime as a soil stabilising agent in the construction of base courses for modern highways, airport runways and building foundations. In McGraw Hill Encyclopedia of Science and Techn....