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O le vaega muamua o oloa o le 1300 kupita mita i le aso na tanumia masini fa'amama otaota na gaosia ma fa'amanuiaina le kiliva i le taimi ina ua talia e tagata fa'atau.
O le poloketi e faʻaaogaina le "A2O + MBR membrane" togafitiga togafitiga, lea e mafai ona faʻafetaui lelei le tulaga muamua a le atunuʻu A faʻataʻitaʻiga pe a uma ona faʻapipiʻiina ma faʻatonuina.
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Taimi meli: Iul-13-2021