    Sentence t The standardzed shipping centainer markerwhich is  possible only because of the existence of bar cades in the first  Placeprevides @ scannabie description of @ carton that can be  ‘lectronicaly gssccisied with data files containing specific  information en the individu! preducts shipped te the rile:    Sentence 2: Shipping container markers de not need te use ber  codes.