About: http://webisa.webdatacommons.org/402444236

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	In illuminating engineering, however, light is a physical entity???radiant energy weighted by the luminous efficiency function.
http://www.w3.org/ns/prov#wasQuotedFrom	energysavingindustry.com