About: http://webisa.webdatacommons.org/451468285

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	Any photoconductive material in powdered form treated with dyes or color forming materials under the influence of heat or reagents, sensitizers, resins, or other materials may also be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com