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SSC CGL Tier 1 :: GA Test 39
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1 . "Aluminium sulphate" is used in —
[ A ]    Sewage Treatment
[ B ]    Purification of water
[ C ]    Paper industry
[ D ]    All of these right
Answer : Option D
Explanation :
Aluminium Sulphate is a flocculating agent in the purification of drinking water and waste water treatment plants, and also in paper manufacturing
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