Tụnyere na ulo oru Ọdịdị na igwe anaghị agba nchara, Medical igwe anaghị agba nchara mkpa ịnọgide na-enwe magburu onwe corrosion eguzogide n'ime ahụ mmadụ, iji belata metal ion, mgbasa, zere intergranular corrosion, nchegbu corrosion na mpaghara corrosion onu, gbochie mgbawa n'ihi na etinyere ngwaọrụ, hụ na nchekwa nke ngwaọrụ etinyere.