Which packaging innovation from the 1950s revolutionized retail by enabling self-service shopping and is credited with reducing food waste by over 30% when first introduced?

Throughout history, packaging innovations have dramatically transformed how products are marketed, preserved, and sold. Some packaging breakthroughs created entirely new retail categories, changed consumer habits, or solved major distribution challenges. Test your knowledge about a pivotal moment in retail packaging history that revolutionized an entire industry and set standards we still follow today.

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Vacuum-sealed tin cans
Styrofoam packaging
Cellophane wrap
Thermoformed plastic packaging for meat and produce