Makampani migodi, muyezo tanthauzo la beneficiation ndi ndondomeko aliyense kuti bwino (ubwino) the economic value of mined ore. Removing valueless materials, results in a higher grade of

Pasabata, April 22, dziko chikondwerero Tsiku Earth. Linayamba 1970 ndipo wakhala pachaka chibwenzi anati tsiku lomwelo, kumene zochitika zosiyanasiyana ikuchitikira ku