Ko te humate mātāhua ōhinuhinu he mea nui e whakamahia ana i ngā tari kua oti te whakarereke hei kōpūtoru. He nui rawa tana aronga ki te piki ake i te āheinga o ngā oneone ki te pupuri me te tautoko i ngā taraiwa. Hua noa mai i ngā tikanga ōhinuhinu. He pai mō ngā kaiwhakatāriwe tēnei, nā te mea he haumaru, he waimārama hoki ki te taiao. He ōhinuhinu hoki te humate mātāhua, ā, ka piki ake te wai kei roto i te oneone, pērā i te hanganga o te oneone me tana āheinga ki te pupuri i ngā punaha orite. Kei te tipu haere te hiahia ki te whakatārite waimārama, pērā hoki me te hiahia ki te whakatārite e tiaki ana i te taiao me te whakapakari ake i ngā hua. Ka taea ngā mea katoa tēnei e te whakamahi i te humate mātāhua.