Kia ora, e hoa mā! Mēnā kua pā mai ki a koutou he raruraru pahū i tō koutou whakahaere ahumahi – pērā i ngā ipu wai i te whare pia e kī rawa ana, ngā peita pahū rānei e whakangaro ana i tō koti peita tino pai – ka mōhio koutou he tino raruraru te pahū. Ko au tō tangata mō ngā mea katoa e pā ana ki ngā kai whakakore pahū, he tokomaha ngā tau kei muri i ahau e whakarerekē ana i ngā tātai me te whakatika i ngā aitua pahū. I tēnei rā, me ruku tātou ki te ao o ngā kai whakakore pahū. Ko ēnei toa huna e pupuri ana i ngā mahi kia maeneene, kia whai hua, kia kore he raruraru. I te mutunga o tēnei kōrero, ka whai mātauranga koe hei whawhai i te pahū pērā i tētahi mātanga. Kia tū kaha; kei konei mātou kia pono, kia whakangā hoki.
Tuatahi, he aha rawa ngā kai whakakore pahū? I ngā kupu māmā, he matū ēnei i hangaia hei pahū i ngā pahūhau me te aukati i te hanga pahū i te tuatahi. Ahakoa he āhua kore-mōrearea te āhua o te pūpū – he ngahau hoki i roto i te kaukau pūpū – he kaiwhakangaro mahi ia i ngā umanga. Ka taea e ia te aukati i ngā putorino, te whakaiti i te whaihua o ngā tukanga whakaranu, ā, ka poke hoki i ngā hua. Ka uru mai ngā kaiwhakakore pūpū pērā i tētahi kaitiaki i tētahi pāti haruru, e pakaru ana i ngā kohinga pūpū kia rere pai ngā mea katoa.
Nō reira, me pēhea ēnei mea kino e mahi ai? Ko te kaha ā-mata te mea nui, e hoa mā. Ka puta te pahū i te wā ka mau te hau ki roto i te wai, ā, ka whakakahaia e ngā matū whakakaha mata (ngā pūtau hopi e whakapūmau ana i ngā pahū kia roa ake). Ka whakararu ngā kaiwhakakore pahū i tēnei pāti mā te horapa tere i runga i te mata o te wai, i mua i tō kaha ki te kī “raruraru pahū.” Ka whakaiti rātou i te kaha pēhanga mata, kia uaua ai te hanga me te piri tahi o ngā pahū. Whakaarohia tēnei: ka ruku tētahi pūtau whakakore pahū, ka piri ki te pakitara o te pahū, ā, ka poka i ngā kohao ki reira kia – pū! – ka hinga te pahū. He whakamīharo, nē rā? Ko ētahi o ngā kaiwhakakore puehu he hydrophobic (e riri ana ki te wai), nō reira ka rere rātou ki runga, ā, ka mahi i tō rātou makutu i reira, ko ētahi atu ka uru tika ki roto.
Ināianei, ehara i te mea ka hanga ōrite ngā kai whakakore pūrepo katoa. He maha ngā momo kei reira, ā, kua whakaritea ia momo mō ngā mahi motuhake. Me wehewehe tātou i ēnei:
- kai whakakore pūpū hangai ki te silikoni: Ko ēnei ngā kaha nui. I hangaia mai i te polydimethylsiloxane (āe, whakahokia tēnei kia toru ngā wā tere), he tino whai hua rātou i ngā taiao pāmahana teitei pērā i te whakamaroke hinu me te maimoatanga wai paru. He roa te ora, kāore hoki e pakaru ngawari, engari kia tūpato – i ētahi wā ka waiho e rātou he toenga e whakararuraru ana i ngā tukanga matatini, pērā i te whakaputa kai.
- kaiwhakakore pūrepo hinu kohuke: Me whakaaro ki ngā hinu kohuke kua whakaranu ki ngā ngota kāore e rata ana ki te wai. He tikanga tawhito ēnei, engari he tino pono mō ngā wheketere pūpū me ngā wheketere pepa. He iti utu, he harikoa hoki, engari kāore pea e pai tō rātou mahi tahi me ngā pūnaha wai, ā, tērā pea ka puta he raruraru wehenga.
- Kaitāwhaea pahū waiNgā toa taiao! Ka whakamahi ēnei i ngā waipiro momona, i ngā ester rānei kua rewa ki te wai. He tino pai mō ngā peita, ngā rauemi whakapiri, me ngā hopi horoi, ina kāore koe e hiahia kia toe he toenga hinu. Ka taea te pakaru i te taiao, he nui te painga mō ngā kaupapa kākāriki, engari tērā pea me nui ake te rahinga kia rite tonu te kaha.
- Pūhākorokoro pauraHe āhua pakeke ēnei, he pai mō ngā whakaranu maroke pērā i te sima me ngā hopi horoi. Ka whakahohe i a rātou i te wai, ā, he māmā te rokiroki me te kawe i te paura whakakore pūpū.
Kei te kōwhiri koe i te mea tika? He rite ki te kōwhiri i te taputapu tino pai mō tētahi mahi. Me whakaaro koe ki te pH o tō pūnaha, ki te pāmahana, me ngā mea e whakaranu ana koe. He tino waikawa? Kōwhiria he mea pumau, pērā i ngā silikoni. Kei te tukatuka kai? Whakamahia ngā kōwhiringa kua whakaaetia e te FDA, kāore he paitini, kia kore ai e puta he ohorere kino.
Ki te kōrero mō ngā whakamahinga, kei ngā wāhi katoa ngā kai whakakore pahū! I roto i te ao kai me ngā inu, ka ārai i te pia kia kaua e pahū i te wā e whakatōpū ana, ā, ka whakarite kia kore tō wai soda e pahū ina huaki koe. Kua pātai koe me pēhea e noho ai tō aihikirīmi tino pai he māeneene, kāore he mokowā hau? Ka āwhina hoki ngā kai whakakore pahū i reira. I roto i te maimoatanga wai paru, ka ārai i te puehu kia kore ai e kapi ngā ipu hau, kia tutuki ai te mahi a ngā huakita ki te horoi i te wai. Peita me ngā paparanga? Mēnā kāore he kaiwhakakore puehu, ka puta he poka me ngā pūpū e whakangaro ana i te mata papatahi. Ahakoa i roto i ngā rongoā, ka whakarite kia tika te whakaranu me te kore pokanoa hau, kia kore ai e kino ngā rongoā.
Engari, ehara i te mea he rā kanapa me ngā aho kanapa katoa. Mēnā ka nui rawa te whakamahi i ngā kai whakakore pahū, ka puta ngā raruraru pērā i te hekenga o te kanapanapa o ngā peita, ā, ka taea hoki te whakaputa paitini ki ngā pūnaha taiao ngoikore. Kua kite au i ētahi tāngata e tuku nui ana i ngā matū hangai ki te silicone, ā, ka puta he moana hāparangi ki ō rātou ringa – arā, ka hinu ngā mata. Tohu mātanga: Me tīmata i ngā rahinga iti, ā, whakamātauria i roto i tētahi whakaritenga taiwhanga. Ko te hototahitanga te mea nui; mēnā ka whakaranu koe i te momo hē, tērā pea ka nui ake te pahū, ehara i te iti. Ā, mō te hunga e aro nui ana ki te taiao, rapua ngā kōwhiringa ahu-ora – kei te piki haere rātou, ā, he tata tonu tō rātou whaihua ki ngā mea hangarua.
Nō taku wheako, i karangahia au ki tētahi wheketere pepa i tētahi wā i huri whakamuri ai te pahū i te raina katoa. I puta mai, i whakamahia e rātou he kai whakakore pahū hinu tawhito i roto i tētahi taiao whakawhēnua teitei. I whakawhiti au ki tētahi emulsion silicone, ā, pēnei – i rua ngā wā te nui o te whakaputa i te pō kotahi. Ka whakamahara mai ēnei kōrero ki ahau he aha i aroha ai au ki tēnei mahi. Ehara i te mea whakamīharo ngā kai whakakore pahū, engari ka whakaora i te wā, i te moni, me ngā mamae upoko.
Ki te anga whakamua, kei te whanake haere te ao o ngā kai whakakore pahū. Nā ngā ture taiao mārō ake, kei te kitea e mātou ngā kōwhiringa toitū ake mai i ngā puna tipu, pērā i ngā hinu huawhenua. Kei te kuhu mai hoki te hangarau nano, e whakangāwari ana i ngā kai whakakore pahū kia mōhio ake, kia arotahi ake. Whakaarohia ngā kai whakakore puehu e whakahohehia ana anake ina eke te puehu ki tētahi taumata – koinei te anamata, e te pēpi!
Hei whakakapi i ēnei kōrero, ahakoa kāore te defoamer i te whetu matua o te whakaaturanga, ko rātou te kapa kei muri i te atamira e whakarite ana kia rere ngā mea katoa i te maeneene. Ahakoa kei te umanga hanga koe, kei te ahumahi kai rānei, kei te pīrangi noa rānei koe ki te mōhio ki te pūtaiao kei muri i te pakaru pūpū, mā te mārama ki ēnei ka taea e koe te hanga i tētahi rerekētanga nui. Mēnā kei te raru koe i ngā raruraru pahū, tukuna mai he karere ki ahau – ka tino hiahia ahau ki te kōrero hohonu anō. Kia kore ai he pahū, e hoa mā!