About: http://webisa.webdatacommons.org/147406296

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 carrier is preferably a carbon product, for example activated carbon, carbon black, graphite or combinations thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com