Polypropylene (PP) bụ ihe a na-ejikarị eme ihe n'ịmepụta ụdị nkwakọ ngwaahịa dị iche iche, gụnyere igbe nri ehihie PP nke a na-ewepụ, igbe nchekwa PP nke a na-emegharịgharị, igbe PP na-ewepụ, igbe picnic PP na igbe mkpụrụ. Mana ajụjụ a ka dị: enwere ike ịmegharị nkwakọ ngwaahịa PP? Ka anyị...
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