About: http://webisa.webdatacommons.org/327441697

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	The first and second spacers 16 and 18 are each fabricated of a dielectric, conductor, or other suitable material or materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk