1.

{:(1.,"Sodium silicate",(a),"glow to the clothes"),(2.,"Fluorescent whitening agent",(b),"removal of certain stains"),(3.,"Sodium perborate",(c),"prevent the caking of the detergent powder"),(4.,"Sodium sulphate",(d),"prevents corrosion"):}

Answer»


ANSWER :d, a, B, C


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