Kua arohia te kirihou polyethylene (PE), he rauemi e whakamahia whānuitia ana mō ngā takai kai, nā tōna maha o ngā whakamahinga me te haumaru. Ko te kirihou PE he pūhui i hangaia mai i ngā waeine ethylene, e mōhiotia ana mō tōna pumau me tōna kore e tauhohe. Nā ēnei āhuatanga ka waiho te PE hei whiringa pai mō ngā tono kai, nā te mea kāore e tukuna ngā matū kino ki roto i te kai, ahakoa ka pāngia e ngā pāmahana rerekē.
Ngā Rangahau me ngā Ture Haumaru
Mā te rangahau whānui me ngā ture pakari ka noho haumaru te kirihou PE kounga kai mō te pa atu ki te kai. Kua whakaatuhia e ngā rangahau kāore te kirihou PE e tuku i ngā matū kino i raro i ngā tikanga whakamahinga noa. Kua whakatūhia e ngā whakahaere ture pēnei i te US Food and Drug Administration (FDA) me te European Food Safety Authority (EFSA) he aratohu me ngā paerewa me tutuki e te kirihou PE kia whakarōpūtia hei kounga kai. Kei roto i ēnei paerewa te whakamātautau mō te hekenga matū, me te whakarite kia noho tonu ngā whakawhiti matū mai i te kirihou ki te kai i roto i ngā rohe haumaru.
Ngā Whakamahinga Noa i roto i te Tākai Kai
He whānuitia te whakamahinga o te kirihou PE i roto i ngā momo takai kai, tae atu kiNgā putea PE, ngā putea reti, mengā putea ziplockHe tino pai te ātete ki te makuku, te ngāwari, me te roa o te wā e rongoa ai ēnei momo kai. Hei tauira, he maha ngā wā ka whakamahia ngā putea PE mō ngā hua hou, ngā kai mātao, me ngā kai tio nā te mea ka taea te pupuri i te hou me te whakaroa i te roa o te wā e rongoatia ai.
Te Whakataurite ki Ētahi Atu Kirihou
Ki te whakatauritea ki ētahi atu kirihou, pērā i te polyvinyl chloride (PVC) me te polystyrene (PS), e kiia ana he haumaru ake te kirihou PE, he pai ake hoki mō te taiao. Hei tauira, ka taea e te PVC te tuku i ngā matū kino pērā i te phthalates me te dioxins, inā koa ka werahia. He rerekē, ko te hanganga matū ngawari me te pumau o te kirihou PE he mea pai ake mō ngā takai kai, nā te mea he iti noa te mōrearea o te poke.
Te Tautoko i ngā Raraunga me ngā Rangahau
E tautoko ana ngā raraunga mai i ngā rangahau ahumahi i te haumaru o te kirihou PE. Hei tauira, i kitea i roto i tētahi rangahau a te EFSA ko te hekenga o ngā matū mai i te kirihou PE ki te kai kei roto i ngā rohe haumaru kua whakaritea. Hei tāpiri, ko te kaha ki te hangarua i te kirihou PE ka whakanui ake i tōna ataahua, nā te mea ka taea te tukatuka pai hei hua hou, ka whakaiti i te pānga ki te taiao.
Hei whakamutunga,Ngā putea PE, ngā putea reti, mengā putea ziplockHe kōwhiringa haumaru, he pono hoki ngā kirihou PE kounga kai mō ngā takai kai. Nā te pumau o ngā matū, te tutuki i ngā paerewa haumaru, me te whānui o te whakamahinga i roto i te umanga, he kōwhiringa pai rawa atu ēnei mō ngā kaihoko e rapu ana ki te penapena me te tiaki i ā rātou kai. Mō ētahi atu kōrero mō te kirihou PE me ōna whakamahinga, tirohia ngā rauemi kua whakaratohia.
Wā tuku: Akuhata-06-2024
