Which packaging innovation was specifically developed to extend the shelf life of potato chips while maintaining their crispness?

Food packaging does more than just protect what we eat. From extending shelf life to communicating brand values, packaging innovations have revolutionized how we consume food. This trivia question explores an interesting fact about food packaging that many consumers encounter daily but may not fully understand. Test your knowledge about the hidden aspects of food product packaging!

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Metallized film bags with nitrogen gas flush
PET plastic containers with oxygen absorbers
Vacuum-sealed aluminum pouches
Cardboard tubes with moisture-resistant lining