About: http://webisa.webdatacommons.org/48790489

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	Castable ceramics are commonly produced with natural raw materials, such as clay, silica, and feldspar.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es