Which innovative packaging concept, introduced in 1952, revolutionized supermarket shopping by allowing customers to see products before purchase and is credited with enabling the self-service retail model?

Before the 1950s, supermarkets looked very different than they do today. Products were often stored in bulk bins, and shopkeepers would measure out quantities for customers. This all changed with the introduction of a revolutionary packaging concept that transformed retail history and consumer behavior forever. Test your knowledge about this pivotal moment in retail and product history!

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Blister packaging
Clear cellophane wrap
Tin canning with paper labels
Vacuum-sealed containers