About: http://webisa.webdatacommons.org/231883468

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	Smoother surfaces result if alternately or additionally stationary boundary surfaces whose shape is a negative image of the desired inside and/or outside form of the ingot surface in each case are used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com