About: http://webisa.webdatacommons.org/196019942

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 spherical particles (A) may comprise, if desired, an optional electrically conductive material, and a dispersant and other additives, which are explained below.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com