1*513427e3STreehugger Robot<!DOCTYPE HTML> 2*513427e3STreehugger Robot<html> 3*513427e3STreehugger Robot<head> 4*513427e3STreehugger Robot<meta charset="UTF-8"/> 5*513427e3STreehugger Robot<title>About 1D barcodes</title> 6*513427e3STreehugger Robot<link rel="stylesheet" href="../style.css" type="text/css"/> 7*513427e3STreehugger Robot</head> 8*513427e3STreehugger Robot<body> 9*513427e3STreehugger Robot<p>Traditional barcodes, such as those printed on product packaging, are also known as one dimensional barcodes. There are several types commonly used, including UPC and EAN. Most look similar to this:</p> 10*513427e3STreehugger Robot<p class="imgcenter"><img src="../images/big-1d.png"/></p> 11*513427e3STreehugger Robot<p>These 1D barcodes contain a unique code which typically describes a product, like a CD or a book. You can look this code up on the internet to find prices, reviews, and more.</p> 12*513427e3STreehugger Robot<p>If you scan a book, you can also search the contents of the book for a word or phrase, and find all the pages where it appears:</p> 13*513427e3STreehugger Robot<p class="imgcenter"><img src="../images/search-book-contents.jpg"/></p> 14*513427e3STreehugger Robot</body> 15*513427e3STreehugger Robot</html>
