Which packaging innovation was patented in 1963 and represented a revolutionary change that reduced waste and improved preservation, despite initial consumer resistance to its unusual opening mechanism?

Throughout history, some packaging innovations have revolutionized entire industries and how we interact with products. These discoveries didn't just contain products—they transformed markets, created new consumer behaviors, and solved longstanding problems. Test your knowledge about a groundbreaking packaging invention that dramatically altered its industry and continues to influence design thinking today.

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• The pull-tab aluminum can by Ermal Fraze
• Tetra Pak's aseptic carton by Ruben Rausing
• The aerosol spray can by Erik Rotheim
• The plastic squeeze bottle by Charles Brannock

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