What Is Chalk Used for?

Answer

Chalk is used for mainly writing on a chalkboard. Some people enjoy using chalk to create works of art both on paper and on sidewalks. Lots of children enjoy drawing with chalk.
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Chalk is commonly made from calcium carbonate. It can also be extracted from natural limestone composed of calcite. Chalk is used in the form of slender sticks ...
Chalk is a very soft rock; it is a form of limestone composed of mineral calcite. It forms under deep marine conditions. Chalk can also refer to other compounds ...
The main ingredients in white chalk is calcium carbonate, which is a type of limestone. The main ingredient in pastel chalks is calcium sulfate, which comes from ...
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