Ko te rākau whakairo kore i roto i ngā wāhi katoa, ka tae atu ki a ia i ngā mea nui o ēnei mea e whakamahia nei, ka kitea tonu i a tātou i ia rangi. Kei roto i ngā pūpūke, ngā pōro, ngā kāpiti kai, ā, i ētahi o ngā mea tuaropuke e noho ana tātou. Kua whakaaro koe i runga i te wā e taea ai te hoko mai o te rākau whakairo, ko tēhea mea e hanga nei? I tēnei putanga kī, ka mōhio tātou ki te kāwanatanga pūngao meka . Ko ēnei he perepehere rākau whakairo iti i whakamahia i te mahi whakaputa i ngā mea whai rākau.
Nā ngā pūtēte hāpara e whai ake nei ngā pihi itiiti o te hāpara, ka whakamahia i te mahi whakapuaki o tētahi nui atu o ngā mea hāpara. E taea ana te hanga i ēnei perepeheti i runga i ētahi momo hāpara, ā, ko te poliehine, ko te polipropilēnē, ko te poliuetirene. Kei roto i ngā momo hāpara katoa he āhuatanga taketake rerekē. Nō te maha o ngā pūtēte hāpara, ko te itinga o ēnei pihi, ā, kei reira tētahi wāriki nui o ngā tae rerekē. Ka whakatairite ngā pihi i te tae, i te momo hāpara i hanga ai. Ko tēnā ka kitea he pihi kēhua, he pihi kākāriki, he pihi māwhero, i te mea e pānuitia ana i ngā hiahia īngoa o te mea whakamutunga.
Kei te whai take nui rawa atu ngā perehi kotiate mō te rauemi matua mō tētahi toa roa o ngā mahi. Ko te whakamahi i ngā kotiate he whakatū whenua mō ngā tākaro tamariki, ngā mea whare kai e whakamahia ana e mātou i roto i ngā kāuta kai i ngā rā o te wikiwiki, ā, hoki hāpai anō i ngā whatu karapiti o ngā waka hei whakarite i a rātou ki te haere pai ake. Ka horoia ngā perehi kotiate hei whakatū i ēnei mea. Ka horoia rānei, ka tīmata te taurangi, ka whakahaupu ki ngā hātepe rerekē e whai take ana ki te hanga i ngā hātepe e hiahiatia ana mō ngā momo kotiate katoa. E whai take ana ngā perehi kotiate i te rahi, i te āhua, i te miro ki te whakatau i te momo kotiate e hurihia ana.
Nō rawa tētahi momo plastic ki te nui o ngā rawa, ā, ko ia tētahi atu ka tino waihanga i ana ahurea. Nā ēnei whenua e whakatau ai i te paunga, i te korengatanga, me te tūnaghananga o ngā mahi plastic. "Kāore he maha o ngā momo pereki kua hanga hei whakarite mō ngā pākiri, nā tērā i te mea kua noho haumaru ngā pākiri, me te mēhia hoki hei pai mō ngā tamariki. He momo pērā ke ngā pereki kē, e taea tonu ana te whakawhanake i ēnei hoki, pērā i ngā waewae rōrua rānei, nō reira i te mea kua kitea e rātau he pai ki te whanake, me te roa rawa ake. Ko tēnei ka mohio ai ngā kaiwhakawhanake i ngā pereki tika hei whakarite i ngā mahi e hiahia ana rātau ki te hanga."

He maha ngā āhua o te pāra, engari te hanga tuatahi hei whakatū hōtu i tētahi wāhanga pāra he mea rawa, e kitea ana i raro i ngā hōtu iti. He nui ngā mahi a ngā hōtu i te hanga i te pāra. Ka whakamahia ki runga i ētahi atu whenua kia puta ai te momo pāra e pānuitia nei hei hanga i ngā hōtu. Ka tahuna anō te pāra ka hoki haere ki ngā pūtake iti. E rite ana ngā pūtake iti nei ki ngā hōtu. Ka pakari tonu i te whakapakoko i ēnei hōtu me te whakahau kia haere ki ngā whare hanga. Ka whakamahia ngā hōtu nei ki te hanga i tētahi wāhanga o ngā mea pāra i roto i ēnei whare hanga.

Ngā hōtu polypropylene: Ka whakamahia ēnei kia puta ai ngā mea pērā i ngā wāhanga motokā, ngā tākaro me ngā whakapakanga kai. Ko te polypropylene he pūoro matika me te āhua mate urupa, no reira ko ia te mea whakamahia rawa i roto i ētahi atu whakaritenga.

Ngā hōtu polystyrene: Ka whakamahia ngā hōtu e mohio ana kia puta ai ngā papa whakamutu, ngā wāhine me ngā rakau kai. Ko ia he mana āmio me te taea tōna whakawhanake ki ētahi āhua.
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