About: http://webisa.webdatacommons.org/379820536

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	Satisfactory electrochromic materials, besides tungsten trioxide, are all oxides and oxide mixtures of the metals manganese, molybdenum, niobium, palladium, platinum, rhenium, titanium vanadium and tungsten, particularly MoO3 and WO3.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr