WHAT_IS_THE_FIRST_STEP_INVOLVED_IN_THE_PROCESS_OF_PREPARATION_OF_TEST_ – McqOptions

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1.	WHAT_IS_THE_FIRST_STEP_INVOLVED_IN_THE_PROCESS_OF_PREPARATION_OF_TEST_SAMPLE_OF_MATERIAL??$
A.	Rough polishing
B.	Fine grinding
C.	Fine polishing
D.	Etching
Answer» C. Fine polishing

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