Imibhobho yentsimbi eshushu-diphu isetyenziswa ngokubanzi kulwakhiwo, oomatshini, imigodi yamalahle, iikhemikhali, izithuthi zikaloliwe, ishishini leemoto, oohola bendlela, iibhulorho, izitya, izibonelelo zemidlalo, oomatshini bezolimo, oomatshini bepetroleum, oomatshini bokukhangela kunye namanye amashishini okuvelisa.Advan...
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