About: http://webisa.webdatacommons.org/117810844

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	Of course, the first mandrel 150 and the second mandrel 152 may be made of rigid materials such as ceramics, metal, composites, and rigid plastics.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca