About: http://webisa.webdatacommons.org/405676353

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 medium of the Kerr cell can range from liquids, such as nitrobenzene, to crystalline materials, such as KDP (potassium di-hydrogen sulfate) or amorphous solids, such as PLZT (lead lanthanum zirconate-titanate).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com