Chalk is a fine-textured form of limestone. It is composed of several tiny fragments of the calcite shells or skeletons of ...
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Is calcium carbonate bad for you? 4 uses for CaCO₃
Medically reviewed by Alex Yampolsky, PharmD Calcium carbonate can help treat low blood calcium levels and conditions like osteoporosis.As an antacid, calcium carbonate neutralizes stomach acid to ...
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