Calcium silicate
From Academic Kids
Calcium silicate, otherwise known as slag, has a low bulk density and high physical water absorption. It is used as an anti-caking agent and an antacid. A white free-flowing powder derived from limestone and diatomaceous earth. Calcium silicate has no known adverse effects to health. It is used in roads, insulation and roof tiles.
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Calcium Silicate in the Steel industry
It is also the remains of when molten iron is made from iron ore and calcium carbonate to produce slag in a blast furnace.
