Which beverage company's innovative packaging solution in the 1960s saved them millions in shipping costs by eliminating empty space, leading to industry-wide adoption?

Product packaging is more than just a container—it's a strategic business decision that can make or break a brand. Some of history's most successful packaging redesigns have transformed company fortunes, created iconic brand identities, and even established new industry standards. This trivia question explores a famous packaging innovation that completely revolutionized an industry while solving a critical business problem.

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Heineken's stackable 'World Bottle' design
Coca-Cola's contour bottle redesign
Pringles' uniform curved chips in cylindrical containers
Tetra Pak's aseptic carton packaging