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Ngā Whakaiti Kōhao Hinu Hiranga mō ngā Pounamu Karāhe
Ko ngā taputapu whakaiti-orifice he taputapu e whakamahia ana hei whakahaere i te rere o te wai, e whakamahia ana i roto i ngā pane rehu o ngā pounamu hinu kakara, i ētahi atu ipu wai rānei. He mea hanga ēnei taputapu ki te kirihou, ki te rapa rānei, ā, ka taea te whakauru ki roto i te whakatuwheratanga o te pane rehu, kia whakaitihia ai te diameter o te whakatuwheratanga hei whakawhāiti i te tere me te nui o te wai e rere ana ki waho. Mā tēnei hoahoa ka āwhina i te whakahaere i te nui o te hua e whakamahia ana, ka ārai i te para nui, ā, ka taea hoki te whakarato i te pānga rehu tika ake, ōrite ake hoki. Ka taea e ngā kaiwhakamahi te whiriwhiri i te taputapu whakaiti takenga tika e ai ki ō rātou ake hiahia kia tutuki ai te pānga rehu wai e hiahiatia ana, kia pai ai te whakamahinga o te hua, kia roa ai te wā e whai hua ai.
