Ukusetyenziswa kweteknoloji ye-membrane ye-ultrafiltration kunyango lwamanzi okusela Ngokuqhubela phambili okuqhubekayo kwenkqubo yokufudukela ezidolophini, abantu basezidolophini baye bagxila ngakumbi nangakumbi, imithombo yendawo yasezidolophini kunye nonikezelo lwamanzi asekhaya ...