Yakagadzirwa nekupisa-yakagadziriswa nyanzvi chitubu simbi coils ine aruminiyamu makoni kuti ive nechokwadi iwo anorema zvakanyanya basa.
Inogara kwenguva refu Corrosion inodzivirira yakavharwa simbi coils kubatsira kunonoka kuita ngura pamusoro pehupenyu hwechirimo.