ʻO ka polyurethane foam maʻalahi (FPF) he polymer i hana ʻia mai ka hopena o nā polyols a me isocyanates, kahi kaʻina hana kemika i hoʻokumu ʻia i ka makahiki 1937. Hōʻike ʻia ka FPF e kahi ʻano cellular e hiki ai i kekahi degere o ka hoʻopiʻi a me ka resilience e hāʻawi i kahi hopena cushioning.Ma muli o kēia waiwai, he mea makemake ia i loko o nā lako, nā moena, nā noho kaʻa, nā mea haʻuki, ka ʻeke, nā kāmaʻa, a me ka cushion carpet.He kuleana koʻikoʻi nō hoʻi ia i ke kani ʻana a me ka kānana.ʻO nā mea a pau, ʻoi aku ma mua o 1.5 biliona paona o ka pahu i hana ʻia a hoʻohana ʻia i kēlā me kēia makahiki ma US wale nō.

［Ua haʻi ʻia ka ʻatikala maihttps://www.pfa.org/what-is-polyurethane-foam/］

Olelo Hoolaha：ʻO kekahi o nā ʻike/kiʻi ma kēia ʻatikala mai ka Pūnaewele, a ua ʻike ʻia ke kumu.Hoʻohana wale ʻia lākou e hōʻike i nā ʻoiaʻiʻo a i ʻole nā ​​​​manaʻo i ʻōlelo ʻia ma kēia ʻatikala.No ke kamaʻilio ʻana a me ke aʻo ʻana wale nō, ʻaʻole ia no nā kumu ʻoihana ʻē aʻe..