Ngoba insimbi engagqwali ibuye igcinwe phansi, ukumelana oxidation, futhi akusho ukuthi amanye ama-metals kuhlangana nawo, kuvame ukusetshenziswa kwizicelo eziningi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi epayipi, ikakhulukazi kumapayipi, ikakhulukazi kumapayipi, ikakhulukazi epayipi, ama-tubing, kanye nokukhiqizwa kokukhiqiza.