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deodorants
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why are bar codes needed on deodorant sprays?
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No best answer has yet been selected by sidaways5. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.Just about everything has a bar code, so that it can be scanned at the checkout.
For a lot of informatio about bar codes and how they are used, look here
http://www.howstuffworks.com/upc.htm