Kaihanga kōka hinu whakakākahu (GPC)
He whānuitia te whakamahinga o te kōka hinu karāpiti hei whakarei waro i roto i ngā ahumahi hanga maitai me te whakarewa tika, hei whakatipu i roto i te ahumahi whakarewa, hei kaiwhakaiti i roto i te ahumahi whakarewa me te rauemi ātete. Ka taea e te kōka hinu karāpiti te whakatairanga i te whakapūtanga o te karāpiti i roto i te otinga rino, te whakanui ake i te nui o te rino ngāwari me te whakapai ake i te whakaritenga me te taumata o te rino maka hina. Mā te tirotiro hanganga moroiti, ko ngā āhuatanga o te kōka hinu karāpiti e whai ake nei: Tuatahi, ka taea te whakanui ake i te ihirangi ferrite o te rino ngāwari me te kore e whakamahi i ngā whakaū pearlite; Tuarua, ka taea te whakanui ake i te ōwehenga o te karāpiti āhua-V me te āhua-VI i te wā e whakamahia ana; Tuatoru, ki te whakatauritea ki te whakapai ake i te āhua o te mangumangu pona, ka taea e te pikinga nui o te nui o te mangumangu pona te whakaiti i te whakamahinga o ngā kaihoko whakapūtanga utu nui i roto i ngā whakatikatikanga o muri mai, ka hua ake he penapena utu nui.
