About: http://webisa.webdatacommons.org/313714113

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	Use of calcined powder prepared from metal and minerals such as mercury, gold, sulphur, mica, copper etc. 5.
http://www.w3.org/ns/prov#wasQuotedFrom	alchemyforums.com