Which of the following methods is/are used for the surface preparatio – McqOptions

MCQOPTIONS

1.	Which of the following methods is/are used for the surface preparation of a specimen?
A.	Polishing belts
B.	Emery papers
C.	Electrolytic polishing
D.	Polishing belts, emery papers, and electrolytic polishing
Answer» E.

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