About: http://webisa.webdatacommons.org/14891971

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	In many processes, a pattern of the part is made of some material such as wood, metal, wax, or polystyrene, and refractory molding material is formed around this.
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com