Ihe dị iche iche na-emetụta ihe na-akpata esemokwu 1. Njirimara dị n'elu N'ihi mmetọ, ọgwụgwọ okpomọkụ nke kemịkalụ, electroplating na lubricants, wdg, ihe nkiri dị oke mkpa (dị ka ihe nkiri oxide, ihe nkiri sulfide, ihe nkiri phosphide, ihe nkiri chloride, ihe nkiri indium, ihe nkiri cadmium). , ihe nkiri aluminom, wdg) bụ maka ...
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