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How the sandwich was invented | Moments of Vision 5 - Jessica Oreck

View full lesson: http://ed.ted.com/lessons/how-the-san... Today, it is estimated that 50% of Americans eat at least one sandwich every day. And while it’s all but impossible to imagine a world without them, sandwiches have only been around since 1762. In the fifth installment of our ‘Moments of Vision’ series, Jessica Oreck shares the sandwich's seedy origin story. Lesson and animation by Jessica Oreck.