Incazelo emfushane:

I-Iridium iyinsimbi ekwazi ukumelana nokugqwala.I-iridium eminyene ayincibiliki kuwo wonke ama-asidi angaphili futhi ayigqwali ngokunye ukuncibilika kwensimbi.Njengamanye ama-alloys ensimbi eqembu le-platinum, ama-alloys e-iridium angakwazi ukukhangisa ngokuqinile izinto eziphilayo futhi angasetshenziswa njengezinto zokuvuselela.