Oilish impurities present the effluent discharged from the electropla – McqOptions

MCQOPTIONS

1.	Oilish impurities present the effluent discharged from the electroplating industry is normally not removed by
A.	Chemical coagulation
B.	Floatation & skimming
C.	Centrifugation
D.	Ultrafiltration
Answer» B. Floatation & skimming

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