About: http://webisa.webdatacommons.org/119498349

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	However in addition to these naturally occurring materials, manufactured materials such as glass beads or ceramic particles and metallic pellets can also be employed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com