Hoʻohana nā ʻōnaehana wai inu lehulehu i nā ʻano hana lapaʻau wai e hāʻawi i ko lākou mau kaiāulu i ka wai inu palekana. Hoʻohana maʻamau nā ʻōnaehana wai lehulehu i nā ʻanuʻu o ka mālama wai, me ka coagulation, flocculation, sedimentation, filtration a me disinfection. 4 Nā ʻanuʻu o ka Wa Kaiāulu...
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