Kwindawo yolwakhiwo, imigodi, kunye nekwari, oomatshini bokutyumza badlala indima ebalulekileyo ekunciphiseni amatye kunye neeminerali zibe ziintlanganisela ezisebenzisekayo. Aba matshini banamandla, nangona kunjalo, bafuna ukulungiswa rhoqo ukuze kuqinisekiswe ukusebenza kakuhle, ixesha elide lokuphila, kunye nokhuseleko. Esi sikhokelo sibanzi ...
Funda ngokugqithisileyo