Before revision: The application of settling basins by the Coeur d’Alene mining district of northern Idaho, United States, globally known to produce lead, zinc and silver, to treat wastewater has greatly improved the quality of water discharge from mining operations.Williams, R. E. & Mink, L. L., Settling Ponds As A Mining Wastewater Treatment Facility, Idaho Bureau of Mines and Geology, Moscow, 164, 1975 Dairy Waste By reducing flow velocity to limit solids being transported along with fast flowing liquid, separation can occur.
After revision: The application of settling basins by the Coeur d’Alene mining district of northern Idaho, United States, globally known to produce lead, zinc and silver, to treat wastewater has greatly improved the quality of water discharge from mining operations.Williams, R. E. & Mink, L. L., Settling Ponds As A Mining wastewater Treatment Facility, Idaho Bureau of Mines and Geology, Moscow, 164, 1975 Dairy Waste By reducing flow velocity to limit solids being transported along with fast flowing liquid, separation can occur.