<http://schema.org/description>
"&lt;p&gt;Bar coding of manufactured parts holds the promise of improved process control and inventory control. However, the familiar gummed paper label (with black bars on a white background) simply could not withstand the coolant spray, cleaning solutions, heat treating and other harsh processes that metal parts routinely undergo.&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/articles/getting-a-read-on-3d-bar-codes>