About: http://webisa.webdatacommons.org/159508997

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Therefore, there is a problem associated with making a low friction ramp surface within the limits imposed by the polymer materials and the injection molding fabrication processes currently being used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com