GE Plastics公司使用聚碳酸酯片材制造空运货箱。这种货箱的耐冲击性能是铝材的4倍。使用这种货箱,每年的维修费用可减少5千万美元。货箱已通过FAA试验。它是透明或半透明的,这便于运输公司检查,确保货箱满载。航空公司预计现有的货位增加1％,每年就可换取2500万美元的收 GE Plastics manufactures air cargo containers using polycarbonate sheets. The impact resistance of this container is 4 times that of aluminum. With this box, the annual maintenance costs can be reduced by 50 million US dollars. The container has passed the FAA test. It is transparent or translucent, which makes it easy for transport companies to check that the containers are full. The airline expects an increase of 1% on its existing cargo space to receive $ 25 million a year