Anyị ígwè ọrụ na-ọtụtụ-eji ink, mkpuchi, electronic mado, pesticide, ike batrị, nano ihe onwunwe, kwa ụbọchị chemical, akpụkpọ anụ plastic, pensụl, nri, e ji esiji ákwà, silicone roba, na guar chịngọm wdg
