The villagers, Zakeu Nhachi, Rosemary Jena, Elias Matsveruka, Mayimboti Mayimboti, Isaac Ziwenjere from Buhera and Chimanimani constituencies charged that the release of untreated mineral waste and raw human waste had left Odzi, Singwizi and Save rivers silted, muddied, dirty and loaded with chemical and metal deposits including iron, chromium and nickel.