Which packaging innovation was originally patented in 1952 by Swedish company Tetra Pak and revolutionized liquid food storage by eliminating the need for refrigeration?

In the world of retail and product development, packaging innovations have transformed how we preserve, transport, and market goods. Some packaging breakthroughs have been so revolutionary that they fundamentally changed entire industries and consumer behaviors. Test your knowledge about a pivotal packaging innovation that transformed the retail landscape and created new possibilities for product distribution and consumption.

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Aseptic carton packaging (allowing milk and juices to be stored without refrigeration)
Vacuum-sealed aluminum cans (enabling carbonated beverages to maintain pressure)
Polyethylene shrink wrap (creating tamper-evident seals for consumer goods)
Modified atmosphere packaging (extending the shelf life of fresh produce)