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Discussion :: Chemistry

  1. Coating of solid waste with impervious material is known as

    2. A.

     Encapsulation
    B.

     Chemical fixation
    C.

     Landfill
    D.

     Capping

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    Answer : Option A

    Explanation :

    Containment of toxic or hazardous constituents in industrial solid wastes is currently being accomplished using:
    (i) coating grains of waste material with an inert and non-reactive impervious material (microencapsulation), and
    (ii) coating blocks of waste material with an inert, non-reactive impervious material (macroencapsulation).

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