<http://schema.org/description>
"&lt;p&gt;Measurement uncertainty and inconsistency can result when an improper CMM stylus is chosen. A metrology products manufacturer details four aspects of stylus choice that can impact overall CMM accuracy.&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/articles/how-stylus-choice-affects-cmm-accuracy>