Ka māmā ake te mārama ki te mahi a te whakamahana wai hau ina tirohia te taputapu hei raupapa: ka whakahohehia e te rere o te wai ngā mana whakahaere, ka tukuna te hau, ka tahuna, ka whakamahanahia e te mura te whakawhiti wera, ā, ka tangohia e te pūnaha putanga ngā hau mura. E whakamārama ana hoki tēnei raupapa he aha te mea nui o te tāutanga tika o te whakamahana wai hau, te hauhautanga, te pēhanga wai, me te tiaki auau.…
