<http://schema.org/description>
"In order to achieve a balance between feeding, melting, and pumping it\u2019s necessary to use proven calculations and/or tested empirical data in the design of each section."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/columns/screw-design-is-a-matter-of-balance>