Laulaha,Kānana Paʻa Kalaponahoʻopaʻa i nā kala like ʻole a me nā ʻala ma hope o ka UDF.I ka manawa like, e hoʻokaʻawale i nā ʻāpana liʻiliʻi o ke kalapona i hoʻohana ʻia, ka pauka hoʻōla kiʻekiʻe, ma o ke kaʻina hana hana hoʻoikaika haʻahaʻa haʻahaʻa haʻahaʻa a me ka hopena kānana hohonu, e hana i ka mea kānana i kāna kānana maikaʻi. ka manawa ma waena o ka wai a me ke kalapona i hoʻoikaika ʻia, e kānana pono i nā carcinogens e like me nā kala like ʻole, nā ʻono like ʻole, nā metala kaumaha, a me nā trihalomethanes, a hiki ke kāohi ikaika i ka hana hou ʻana o ka bacteria a pale i nā membrane RO.