About: http://webisa.webdatacommons.org/229851543

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 surfaces are usually created by applying coatings, such as Teflon, to smooth surfaces.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org