<http://schema.org/description>
"Coloring at the machine can offer significant cost benefits, including lower material inventory costs and improved process flexibility when compared with the cost of buying precolored resin or installing a large-capacity central blender to premix resin and color concentrate."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ptonline.com/articles/coloring-on-the-machine-you-can-do-it-right>