On the morning of June 26, 1974, at a supermarket in Troy, Ohio, a pack of Wrigley's Juicy Fruit chewing gum becomes the first grocery item scanned with a Universal Product Code, or UPC. The result of years of scientific experimentation and industry cooperation, the UPC barcode would go on to be used well beyond the grocery checkout counter, becoming a ubiquitous feature of modern commerce, with billions of barcodes scanned daily. (Source: History.com)
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