calcium carbonate

Definitions

General Science

  • noun a white insoluble solid formed from animal organisms that is naturally abundant and is found in chalk, limestone and marble. It is used in the production of cement, antacids, paint and toothpaste.

Food

  • A natural mineral source of calcium produced from limestone. Used in a very finely ground form as an acidity regulator and as a source of calcium in processed foods, especially manufactured bread in the UK.
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