Primary, Secondary, and Tertiary Packaging: What’s the Difference?

A case labeled "secondary", an aluminum can labeled "primary", and a stack of stretch-wrapped cases labeled "tertiary"

Introduction Primary, secondary, and tertiary are terms that define the three layers of packaging that a consumer product passes through, from the product itself to the shipping container that arrives at a distribution center. Understanding the distinctions clarify how end-of-line automation fits into the broader picture. Primary Packaging Primary packaging is the layer in direct … Read more