Chemical Process
Wax is a

Mixture of glycerides of fatty acids
Liquid at room temperature
Mixture of glycerides
Mixture of esters of polyhydric alcohols excepting glycerine

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Chemical Process
Pasteurisation of milk means

Inhibiting the growth of micro-organisms without killing them
Removal of fatty and albuminous substance from it
Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics
None of these

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