About: http://webisa.webdatacommons.org/118186010

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	When aluminum or other thermally conductive material is used in making housings 21 and 28, the housings should be thermally spaced from the reflector means 22 and platen 24, respectively.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au