Kei te whakaaro pūmau koe i te mea ko ngā rara kei runga i te huarahi he tika nui, he pai rawa te hanga? Matau anō ki te aha, ārahi mai i tēnei tuhinga. He mīhini tētahi nei, ko te mīhini whakamahana rara termoplasitik mo ngā rara huarahi, ā, ināianei e whakarongo ana mātou ki tēnei hanga rahinga. Ka whakamahia tēnei mīhini hei hanga i ngā rara e kite ai mātou i ngā reira, i ngā oneone huarahi me ngā ara pakihiwhenua i ia rangi.
Ka whakamahana ngā rara porowhita i puta ki tēnei mīhini. I te wā ka whakamahana te rara, ka huri hei wai kirukiru nui e noho ana. Ka tae atu ki te huarahi hei wai. Ki te hua te roa o te whakamahana, ka hoki ano ki te katoa motuhake āpiti, ka whakaputa he rara nui e taea ana te kite e ngā kaihoko.
Nā te mea hoki, he mīhini tēnei e tere ana i te mahi. E āwhina ana i ngā kaimahi ki te hanga here reta me te tūmanako. I mua, kāore i mate i ngā kaimahi kia whakamahia e rātou te karu kai tae, nō reira ka noho iti ai te wā. Ka whakamahia e rātou te pūtae me ngā parau, he tino hiranga rawa tēnā i te mahi. Nā tēnei whakaheke i a rātou kia ea ai te hanga i ngā rārangi. Ko tēnei ka tiakina ngā wā, ko te kaha hoki, ā, ka kitea e ngā kaimahi he pai ake te mahi.
He tino hē ki te whakamahi i te mīhini whakawhiti raranga huringa, nō reira, he waihanga tēnei hei whakamahi mo ngā kaiwhakamahi. Kua hangaia te mīhini hei tino waiaro mō te hunga katoa kia mōhio ki te whakamahi i a ia. Ki te kore he kaimahi i whakamahi i a ia i mua, ka mōhio anō rātou ki te whakamahi i a ia. Ka taea e rātou te whakamahi i te rara whero i runga i te tūrongo, he nui te pai mo ngā kaihere reta e hiahia ana ki te whakapai i ngā waehanga.
Ko te māhina anō hoki hei whai wāhi mō te mahi. Kua pūmau ia i ngā āhuatanga kia tiakina ngā mahi me te tāpaea i a rātou i ngā mate, ngā pūtake tuheretanga rānei. Hei dē i tēnei, e ai ki te nuinga, ka noho tēnei hei kaitahi matua rānei, he mea hanga tonu ki te whakamutunga o ngā take nui i te wā e mahi ana. Noho tino pai tēnei, inaianei i runga i ngā ara nui.
Kua whakaae atu rātou i ngā whakamatakitaki CE, koia nei he pai rawa te whakapakari i te wā, te moni mō ngā tohu ara thermoplastic. I mua, kua nui ngā tangata kua noho i reira ki te hanga i ngā rārangi. Ki te whakamahi i tēnei māhina, ka maha rawa, ka waiho pea i te iti atu o ngā kaimahi, ka whiuwhiu pea te hīkoi o ngā kaimahi ara.
Ka noho ngā rārangi i hanga i te māhina nei mo te wā nui. E hīnākea ana he iti ngā wā e hiahia ana ngā kaimahi kia whakahoki i aua rārangi. Me whakamahia anō ngā rārangi ara e wehe nei, ka nui ngā wā, ka nui hoki te moni. Ahakoa, ka noho ngā rārangi nei i te wā nui i te māhina thermoplastic. Ka whakaiti tēnei i te wā, i te moni rānei mō ngā kaimahi me ngā kaiwhakaere ara e haere ana i ēnei ara.