About: http://webisa.webdatacommons.org/194623192

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	For example, the setting of the crushing aid conditions and the like is troublesome and the use of balls, beads or other such crushing media makes necessary a process for separating the crushing medium and material powder.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com