2024-07-11. Ku vuyeriwa ka muchini wa jig loku humelerisiwaka hi khamphani ya hina kuna swipfuno swa mbuyelo wa kahle wa ku hambanyisa, vuswikoti byo lulamisa lebyikulu, vukulu byo anama bya vukulu bya ti particle, vuvekisi byale hansi, ntsengo wale hansi wa vuhumelerisi na sisiteme ya maendlelo yo olova, hikokwalaho switirhisiwa ngopfu eka phurosese ya gravitational beneficiation.