Bar Code, Information You go shopping somewhere or go to such a place where you get the goods in packing. Have you ever seen that whatever packet is given to you, there is a thin and thick stick of black color on it? This question must have come in your mind that what is this line? Some information is hidden in that line. You are being told about this bar code in this article. So read this article till the end so that you can get complete information regarding it.
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