Ko te rawhi ngongo waea takirua tētahi o ngā rawhi e whakamahia whānuitia ana i roto i ō tātou oranga. He tino whai hua tēnei momo rawhi ngongo, ā, koinei te hoa pai rawa atu hei whakamahi me ngā paipa whakakaha waea maitai, nā te mea e rua ngā waea maitai o te rawhi ngongo waea maitai takirua, ā, he waea maitai anō hoki te paipa whakakaha. Mā te whiriwhiri i te rawhi ngongo waea maitai e tika ana ka taea te whakataurite i te kakano o te paipa waea maitai kia tutuki ai te pānga whakakī pai rawa atu.

E ai ki te rauemi, ka taea te wehewehe i ngā rawhi ngongo waea maitai takirua ki ngā rawhi ngongo waea maitai waro me ngā rawhi ngongo waea maitai kore waikura. Ko te rauemi maitai waro te mea e kiia nei e tātou he waea rino. Ka taea te wehewehe i te mata kua whakakikoruatia ki ngā momo e rua, ko tētahi he whakakikorua konutea kōwhai, ko tētahi he whakakikorua konutea mā. E toru ngā wāhanga matua: te rino konutea kōwhai, te rino konutea mā, me te maitai kore waikura.

Ko ngā āhuatanga o te rawhi ngongo waea-rua he māmā noa te hanga me te whakamahi. He pai mō ngā paipa whakakaha waea maitai me ngā paipa matotoru ake ngā pakitara.

Pāhotanga whakatika kōwhiringa rauemi
Ka taea te wehewehe i te rauemi o te mowhiti ngongo waea takirua kia rua ngā momo: ko tētahi he maitai waro (e mōhiotia whānuitia ana ko te waea rino), ā, ko tētahi he waea maitai kore waikura. Tuatahi, me kōrero tātou mō te mowhiti korokoro o te maitai waro. He iti te utu hanga o te mowhiti korokoro o te maitai waro, ā, ko ia wāhanga o te mowhiti korokoro katoa he mea hanga ki te maitai waro. Kātahi ka tae mai te mowhiti korokoro maitai kore waikura, he mea hanga ki te maitai kore waikura 201 i ngā wāhi katoa, tae atu ki te wahi o runga, te pereti tīwiri, me ngā tīwiri.