Iimpawu zemodyuli yombhobho werediyetha yobushushu yahlulwe ngesiseko kunye nemitha yemitha yentsimbi yokuhambisa ubushushu iriveting ubushushu kumacala amabini, isiseko sobushushu besinki yealuminium okanye isinki yokufudumeza ubhedu, iindawo eziqinileyo zomgangatho ngombhobho wobushushu kunye nokuncamathisela ubushushu ngaxeshanye. ukuhambisa ubushushu ngokukhawuleza, indawo yamazinyo egqabi ngombhobho wobushushu obekwe kwinani lomngxunya weetyhubhu kubhiliwe okanye kufakwa ityhubhu