"A na-eme polypropylene site na polymerization nke gas mgbe nnukwu okpomọkụ na-agbawa mmanụ ala n'okpuru ihe ndị na-emepụta ihe, dị ka usoro nhazi ihe nkiri dị iche iche nwere ike ịnweta site na fim dị iche iche nke arụmọrụ, nke a na-ejikarị eme ihe bụ isi nzube BOPP, matte BOPP, pearl .. .
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