Which packaging innovation was developed in 1983 by David Pritchard and Robert Frangos, solving the 'freshness problem' that had plagued an entire food category for decades?

The world of packaging design has seen remarkable innovations that have transformed how products are preserved, transported, and consumed. Some packaging inventions have become so revolutionary that they've changed entire industries and consumer behaviors. This trivia question explores one such groundbreaking packaging innovation that solved a significant consumer problem and created a billion-dollar market segment in the process.

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• The resealable zip-top cereal bag
• The aseptic juice box with integrated straw
• The pop-top aluminum can for beverages
• The stay-fresh modified atmosphere potato chip bag

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