About: http://webisa.webdatacommons.org/331992472

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	Such capillaries are generally formed from a ceramic material, principally aluminum oxide, tungsten carbide, ruby and other materials as is well known.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com