Ko te Hydroxypropyl methylcellulose (HPMC) he matū pūmua wairewa-wai e kiia whānuitia ana he rauemi hanga whare e pai ana ki te taiao.
Pirau-koiora: He pai te pirau-koiora o te HPMC i roto i te taiao tūturu, arā, ka taea te pirau e ngā moroiti i raro i ētahi āhuatanga, ā, ka huri hei matū kore-kino ki te taiao. He rerekē, he uaua ki te pirau ngā kirihou tuku iho pērā i te polyethylene me te polypropylene, ā, ka noho tonu ki te taiao mō te wā roa, ka puta te "parahanga mā."
Pānga ki ngā pūnaha rauropi: Ko te āhua o te hanga, te whakamahinga me te whakakorenga o te kirihou kei te whakapoke i ngā pūnaha rauropi, kei te whakararu i te hauora o te tangata, ā, kei te whakararuraru hoki i te āhuarangi. Ko ngā pānga o te parahanga kirihou ki te pūnaha rauropi ko te parahanga oneone, te parahanga wai, te kino ki ngā kararehe me ngā tipu mohoao, me ētahi atu. I tētahi atu taha, he iti ake te pānga roa o te HPMC ki te pūnaha rauropi nā te mea he pirau-koiora.
Ngā tukunga waro: E whakaatu ana te rangahau a te tīma a te Kaiako Matua a Hou Li'an ko te iti iho o ngā tukunga waro o ngā kirihou pirau (pērā i te HPMC) i te huringa ora katoa he tata ki te 13.53% – 62.19% i ngā hua kirihou tuku iho, e whakaatu ana i te kaha nui ki te whakaiti i ngā tukunga waro.
Te Parahanga Kirihou: E whakaatu ana ngā whanaketanga o te rangahau mō ngā kirihou hou i roto i te taiao, ko te pānga o ngā matūriki kirihou ki te oneone, ki ngā paru, me te wai māori ka pā kino pea ki ēnei pūnaha rauropi mō te wā roa. Tērā pea ka 4 ki te 23 ngā wā ka nui ake te kino o ngā matūriki kirihou ki te whenua i ngā moana. Nā te mea he pirau-ora, kāore te HPMC e hanga raruraru parahanga kirihou hou tonu.
Ngā mōrearea taiao: He nui te pānga ōhanga o te parahanga kirihou, me ngā utu e pā ana ki te horoi i ngā para kirihou, te whakatinana i ngā pūnaha whakahaere para, me te aro atu ki ngā pānga taiao me te hauora o te parahanga kirihou ka waiho hei taumahatanga pūtea ki ngā hapori me ngā kāwanatanga. Hei rauemi pirau-koiora, he iti ngā mōrearea taiao a te HPMC.
Aromatawai pānga taiao: Mō te aromatawai pānga taiao, he iti noa te pānga o te hanga me te whakamahinga o te HPMC ki te āhuarangi, te wai me te oneone, ā, mā ngā mahi whakaputa ma e mahia ana i te wā o tana tukanga whakaputa ka taea te whakaiti i te pānga ki te taiao.
Hei rauemi e pai ana ki te taiao, he mārama ngā painga o te HPMC i ngā kirihou tuku iho e pā ana ki te pānga ki te taiao, inā koa te pirau o te koiora, ngā tukunga waro me te parahanga kirihou moroiti. Heoi anō, me arotake whānuitia hoki te pānga ki te taiao o te HPMC i runga i ngā āhuatanga pēnei i tana tukanga whakaputa motuhake, te whakamahinga me te whakakorenga.
Wā tuku: Oketopa-25-2024