About: http://webisa.webdatacommons.org/59814449

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	The oxides are preferably aluminum oxide, silicon monoxide, silicon dioxide, titanium oxide, zirconium oxide, tungsten oxide, molybdenum oxide, and other metal oxides, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com