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View of the magnetic particle Inspection (MPI) is a non-destructive testing (NDT) process for detecting surface and shallow subsurface discontinuities in ferromagnetic.
Professional Asian engineer worker inspecting or checking a copper pipe in steel factory, he a tape measure to measure the steel pipe before cutting with a cutting tool at workshop manufacturing.
Arc burned spots by optical emission spectrometer or OES, Metal surface discoloring and properties changed. Light emit by arc is used for chemical composition analysis or chemicals content in metal.
Closeup of handsome businessman wearing protective sterile mask.
Handsome bearded young man showing/holding magnifying glass and blank/empty poster, paper or sheet in hand. Search, find, discovery, analyze, inspect, investigation concept illustration in cartoon.

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