About: http://webisa.webdatacommons.org/19930905

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	Another source of carbon atoms is pure carbon such as carbon black and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au