Kemgbe emepụtara ya ihe karịrị otu narị afọ gara aga, igwe anaghị agba nchara aghọọla ihe eji eme ihe na nke ewu ewu n'ụwa niile.Ọdịnaya Chromium na-enye nguzogide ya megide corrosion.Enwere ike igosipụta nguzogide na mbenata acid yana megide ọgụ ọgụ na ngwọta chloride.Ọ nwere ntakịrị mkpa nlekọta na ihe na-egbuke egbuke nke ọma, na-eme ka ọ bụrụ ihe magburu onwe ya na ihe kachasị mma maka ọkpọkọ igwe anaghị agba nchara.