How to Scan a Barcode
this wikihow teaches you how to scan an item's barcode using either a traditional scanner or an app on your smartphone. find an item to scan. most physical in-store items will have
Tags : barcode
How to read UPC bar codes to identify US, Japanese or Chinese goods
usually with a product you will look at the words made in to know where to produce. however, there are ways to identify origin more accurately.