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YIHOO PU (polyurethane) hua hoʻohui hoʻohui
ʻO ka plastic foam kekahi o nā ʻano nui o nā mea synthetic polyurethane, me ke ʻano o ka porosity, no laila he liʻiliʻi ka nui o ka pilina, a kiʻekiʻe kona ikaika kikoʻī. Wahi a nā ʻano mea like ʻole a me nā haʻina, hiki ke hana ʻia i palakiko, semi-rigid a paʻakikī hoʻi i ka polyurethane foam plastic etc.
Hoʻohana ākea ʻo PU foam, ʻaneʻane komo i loko o nā ʻāpana āpau o ka hoʻokele waiwai aupuni, keu hoʻi i nā lako hale, nā moe, nā halihali, nā hau, ke kūkulu ʻana, ka hoʻāno a me nā noi ʻē aʻe.
