Packaging performs a number of functions in the containment, protection, shipment, and selling of goods. The textbook definitions vary (Table 1), but whichever definition is used, the package is expected to provide a combination of protection and marketing roles. The complex set of requirements is poorly understood outside of the packaging community (and sometimes within that community), resulting in lost opportunities. Furthermore, these functions are sufficiently integrated, especially in the …Table 1—Textbook definitions of packaging functions

Table 2—Effects of shape on package area

Table 3—Effects of size on package usage for cubic containers

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