Tirohia te wāhanga i raro nei, kātahi ka whakautu i te pātai i muri mai i te reo kotahi me te wāhanga:  Passage: Ko te kounga o te wai inu he waahanga-iti me te waahanga-a-tinana. E hia mano ngā tawhā o te kounga wai. I roto i ngā pūnaha tuku wai tūmatanui, me whakawātea te wai, i te iti rawa, mā te whakamahinga o te pūngāwerewere, mā te whakamahinga rānei o te rama ultra violet, ka hiahiatia rānei kia tukatukahia, i te mea ko te wai mata. Mō ētahi atu taipitopito, tirohia ngā rārangi motuhake mō te kounga wai, te maimoatanga wai me te wai inu.  Pātai: Me pēhea te whakawātea i te wai i ngā pūnaha tuku wai?
te whakamahinga o te chlorination, te whakamahinga o te rama ultra violet ranei