About: http://webisa.webdatacommons.org/8489221

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	Photovoltaic solar panels are built up of PV cells; which are crystalline cells of a semiconducting material, such as silicon, in an aluminium frame with a glass sheet protecting the cells and letting the light through.
http://www.w3.org/ns/prov#wasQuotedFrom	solarpages.co.uk