About: http://webisa.webdatacommons.org/100872922

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	That is, in this context, a rigid material is a material which is sufficiently non-compliant to provide adequate immobilization of the particular compliant material on which the device is used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com