I-conveyor yeselula ihlukaniswe yaba uhlobo lwebhande lokuthutha iselula kanye nohlobo lwebhakede elihamba ngeselula.I-bottom of the convey ifakwe isondo lendawo yonke, elingahanjiswa ngokukhululekile ngokuya ngokuma kokupakisha kwezinto.Inezici eziyinhloko zomthamo omkhulu womthwalo, isakhiwo esihlangene, esilungele isithuthi semayini yamalahle engaphansi komhlaba.