töödeldud metalli ebapidevusele viitav (asja kohta käiv) hälve, mida hinnatakse magnetpulberkatsega (mittepurustava kontrolli üks meetoditest) (vt magnetpulberkatse, hälvinguilming; vrd ebaoluline hälvinguilming; hälvingu valeilming), an indication (an accumulation of magnetic particles on the surface of the part during magnetic-particle inspection) which is the result of errors made during or after metal processing (see: magnetic particle test, indication; compare: nonrelevant indication; false indication)