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ʻO ka papa puaʻa, ʻike ʻia hoʻi ʻo ka papa puaʻa, he mea māmā, ikaika me ka wela wela, ka leo a me nā waiwai hoʻomake haʻalulu. Hana ʻia ia me ka polystyrene (EPS), polyurethane (PU), polypropylene (PP) a me nā mea ʻē aʻe, a loaʻa nā ʻano o ka haʻahaʻa haʻahaʻa, corrosion ...Heluhelu hou aku»