10.21. Describe the importance of the following:
(i) Limestone (ii) Cement (iii) Plaster of paris.

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    Answered by

    Vishal Baghel | Contributor-Level 10

    4 months ago

    Limestone:

    • A raw material for cement.
    • It is used as a building material in the form ofmarble and in the manufacture of quick lime.
    • used in the manufactureof high quality paper. It is also used as anantacid, mildabrasive in tooth paste, aconstituent of chewing gum, and a filler incosmetics.

    Cement:

    • It is used in concrete and reinforcedconcrete, in plastering and in the construction
    • of bridges, dams and buildings

    Plaster of Paris:

    • It is used in the building industry as well as plasters.
    • It is usedfor immobilising the affected part of organ wherethere is a bone fracture or sprain.
    • It is alsoemployed in dentistry, in ornamental work andfor making ca
    ...more

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