Injongo ye-airbag ye-dunnage kukukhusela umthwalo kunye nokudala i-bulkhead ngexesha lokuhamba. Oko kungaba yisikhongozeli solwandle, inqwelo kaloliwe, ilori, inqanawa, okanye i-intermodal. Iingxowa ze-dunnage ziya kufakwa kwiindawo ezingenanto okanye ezingenanto phakathi komthwalo kwaye emva koko zizaliswe ngononophelo ngomoya ocinezelweyo. Iingxowa zomoya ezilukiweyo ze-PP zilula, azinamanzi, kwaye zinokuphinda zisetyenziswe nge-100%.