Izinhlobonhlobo zemikhiqizo zisetshenziswe kabanzi emikhakheni yezimboni eziningi ezifana nenjoloba namapulasitiki, izimayini zensimbi, umoya namandla enuzi, imboni yokudla, i-crane kanye ne-hoist, njll. Ithandwa kakhulu abasebenzisi emhlabeni jikelele ngenxa yokuphakama kwayo. ukusebenza okuphezulu, intengo yokuncintisana kakhudlwana kanye nenkonzo yobungcweti.