Which packaging innovation, introduced in the 1960s, was initially rejected by consumers but later revolutionized the beverage industry and became one of the most successful packaging formats in history?

Throughout history, packaging innovations have dramatically changed how products are preserved, marketed, and consumed. These innovations have not only extended product shelf life but also revolutionized branding and consumer experience. This poll tests your knowledge about a pivotal packaging breakthrough that transformed an entire industry and consumer behavior in the 20th century.

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The aluminum beverage can with pull-tab opener
The Tetra Pak aseptic carton for milk and juice
The PET plastic bottle for carbonated beverages
The resealable zip-lock bag for food products