About Katei

Lilly Nelson is a Jill-of-all-Trades. She loves to learn new things to add to her well of endless knowledge.

Bar Code Technology

Posted on March 29, 2012 by Katei

In today’s modern world every item you buy in the store and online has a bar code. Aseemingly meaningless group of numbers underneath a bunch of lines, of varying thicknesses, to signify an item that a computer can read. These numbers keep track of all the merchandise in a store, where your package is going…

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