Mgbe a na-emepụta ọnụ ụzọ ọkụ ahụ ma guzobe ya, ọ ga-enwe mmetụta dị mma nke mgbochi ọkụ na mkpuchi anwụrụ ọkụ, ma mezuo ihe ndị a chọrọ maka nkwụsi ike ọkụ, iguzosi ike n’ezi ihe na mkpuchi ọkụ. A na-emepụta mmepụta nke ọnụ ụzọ ọkụ ọkọlọtọ nke nnukwu galvanized igwe anaghị agba nchara, nke a na-emepụta site na usoro nzọụkwụ.

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