Which food packaging innovation was first introduced in 1963 and was initially met with consumer resistance because people didn't believe it could adequately preserve the product?

Food packaging isn't just about containing products—it's about solving problems, creating brand identity, and sometimes revolutionizing how we consume. Behind many everyday food items are fascinating packaging innovations that transformed not just how products are preserved and presented, but how we interact with them. This trivia challenges your knowledge of groundbreaking food packaging innovations that created new market categories or solved persistent consumer problems.

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The aluminum beverage can with pull-tab opener
The aseptic Tetra Pak carton for shelf-stable milk and juices
The resealable zip-lock plastic bag for snacks
The squeezable plastic ketchup bottle