Ọnụ ụzọ ọkụ igwe anaghị agba nchara nwere nickel na chromium metal components, nke nwere nguzogide okpomọkụ siri ike. Ọ nwere ike ịnọgide na-enwe ike dị elu na ike n’okpuru ọnọdụ okpomọkụ dị elu, ma nwee ike igbochi mgbawa na ihe mberede ndị ọzọ. Ọnụ ụzọ ọkụ igwe anaghị agba nchara nwere nguzogide corrosion siri ike, ma nweekwa uru nke nchebe gburugburu ebe obibi, enweghị ụtọ na mmetọ. Ọ nwekwara ọmarịcha arụmọrụ n’ihe gbasara akara.

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