The method of detecting dislocations by forming a visible precipitate – McqOptions

MCQOPTIONS

1.	The method of detecting dislocations by forming a visible precipitate along the dislocation lines is known as ____________ the small amount of impurity is intensely added to form the precipitate after heat treatment.
A.	decoration
B.	etching
C.	trimming
D.	dressing
Answer» B. etching

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