Which packaging innovation, introduced by DuPont in 1952, is credited with revolutionizing retail by enabling self-service shopping and significantly reducing food waste?

Before 1952, grocery shopping was a completely different experience. Store clerks would individually package each item for customers, making shopping a time-consuming process. Then came an invention that revolutionized retail, consumer behavior, and packaging design forever. Test your knowledge about this transformative packaging innovation that fundamentally changed how we shop and consume products.

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Cellophane wrap
Polyethylene shopping bags
Styrofoam containers
Polyethylene terephthalate (PET) shrink wrap