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"We&amp;#039;re used to bar codes saving us time in the grocery store, but some applications of this handy technology might actually save your bacon. What are some potentially life-saving applications of bar code tech?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/innovation/repurposed-inventions/barcode-save-your-life.htm/printable>