Poling process is used ......... – InterviewSolution

1.	Poling process is used .........
Answer» for removal of `Fe_2O_3` from FE. for removal of `Al_2O_3` from AL. for removal of `Cu_2O` from Cu. for removal of ZNO from Zn. Solution :POLING is used to remove impurity of copper(I) OXIDE from Blister Copper.

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