About: http://webisa.webdatacommons.org/110643965

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	These spacers may be formed of any suitable non-reactive and insulating type of material such as ceramic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk