About: http://webisa.webdatacommons.org/264236190

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	then elevating the temperature to above about 900??? C., suitably between about 900??? C. and 1200??? C., e.g. 1000??? C. for a period of 1 to 100 minutes, e.g. about 10 minutes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com