Ronga chimwe nechimwe chezvinhu zvinotevera semutungamiriri kana kuti insulator: simbi, mhangura, rabha, huni, kadhibhodhi, aruminiyamu
Simbi: Mutungamiriri Mhangura: Mutungamiriri Rubber: Insulator Matanda: Insulator Kadhibhodhi: Insulator Aluminium: Mutungamiriri