
Figure 1. An unformed, flat gable-top carton is depicted. Dark gray strips are approximately 1 cm wide and are cut from the carton with sterile scissors. Strips are then cut into pieces approximately 1 cm2. Strip 1 is the side-seam known as the "fifth panel." Strips 2 and 3 are the package top and bottom. Strips 4 and 5 are in the middle of two side panels.