Which packaging innovation was initially developed in the 1950s by American engineer Ermal Fraze after he forgot his church key can opener at a picnic?

The world of packaging has evolved dramatically over the centuries, with some innovations completely transforming how we consume products. Behind many everyday items we take for granted are fascinating stories of invention and discovery that revolutionized entire industries. Test your knowledge about a breakthrough packaging innovation that changed consumer behavior forever and created new possibilities for product distribution.

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• The pull-tab (pop-top) can opener
• The resealable zipper closure for flexible packaging
• The tamper-evident safety seal
• The child-resistant medicine bottle cap

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