Banyere ihicha ọkpọkọ ịgbanye mmanụ: A na-ehicha ọkpọkọ mkpuchi mmanụ na-adịghị ahụ ma rute n'ụlọ ọrụ nhazi.Tupu nhazi nke ọma, a ga-ehichapụ ntụpọ mmanụ, ala lime, nchara oxide na mkpuchi ochie nke dị n'ime na elu nke pipeline.Ụzọ iwepụ nchara ...
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