• WHAKAWHĀNAU

HE KAITIAKI MŌ TE POLYMER: HE KAIMĀNGA ĀRAI UV.

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Te hanganga ngota oNgā mimiti UVhe maha ngā hononga takirua honohono, ngā mowhiti kakara rānei kei roto, e taea ai te mimiti i ngā hihi ultraviolet o ngā roangaru motuhake (te nuinga o te UVA me te UVB).

Ina whiti ngā hihi ultraviolet ki ngā ngota mimiti, ka neke ngā irahiko i roto i ngā ngota mai i te āhua taketake ki te āhua whakahihiri, ka mimiti i te kaha o ngā hihi ultraviolet.

I muri i te mimiti i te mārama ultraviolet, ka noho te ngota i roto i te āhua whakaohooho me te kaha nui. Hei hoki ki te āhua whenua pumau, ka tukuna e ngā ngota mimiti te kaha i ngā huarahi e whai ake nei:
①Te whakawhiti kore-ira: te huri i te pūngao hei pūngao wera, ka tukuna ki te taiao e karapoti ana.
②Te hihi kanapa, te hihi whakapūangi rānei: ka tukuna pea tētahi wāhanga o te pūngao hei mārama e kitea ana (he onge noa iho).

Mā te mimiti i ngā hihi ultraviolet me te huri i aua hihi hei pūngao wera, ka whakaitihia e ngā mea mimiti UV te kino tika o ngā hihi ultraviolet ki ngā rauemi (pēnei i ngā kirihou, ngā paninga) me te kiri rānei.
I roto i ngā hua ārai rā, ka taea e ngā mea mimiti UV te aukati i te urunga o ngā hihi UV ki te kiri, me te whakaiti i te mōrearea o te werawera o te kiri, te koroheketanga o te kiri me te mate pukupuku kiri.

He pai ā mātou ngongo hihi UV mō ngā polymer, ngā paninga me ngā mea whakapaipai. Mena kei te hiahia koe i ngā hua, tēnā whakapā mai, ka whakautu mātou i roto i ngā haora 48.


Te wā tuku: 25-Pepuere-2025