Arụ ọrụ ngwaahịa: Ọ nwere nkwụsi ike olu okpomọkụ dị elu, nkwụsi ike na-ekpo ọkụ dị mma, nkwụsi ike na-eyi, nguzogide corrosion kemịkalụ na njirimara ndị ọzọ. Isi ihe eji eme ihe: A na-ejikarị ya na mpaghara mgbanwe nke simenti rotary kilns, furnace decomposition, ...
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