2min chapter

99% Invisible cover image

War, Famine, Pestilence, and Design

99% Invisible

CHAPTER

Cans Without Can Openers?

Ike: Can openers weren't invented alongside of each other until the mid 18th century. People had to use hammers and chisels to get them open up, he says. Cans were used for storing stuff at home but also in grocery stores where they could be opened by store clerks who would send you home with an open can.

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