Uhla lwezicelo zamaphampu aphakathi nendawo avulekile ezinjinini zikadizili lubanzi ngokumangalisayo. Namuhla, umhleli ubhale izifundo eziningi zomhlaba eziphumelelayo zalezi zinjini zikadizili ezivulekile phakathi: Icala lesicelo esijwayelekile: Ukuhambisa okuphuthumayo kusetshenziswa amaphampu enjini kadizili aphakathi nendawo evulekile