About: http://webisa.webdatacommons.org/27792079

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	It may be made of metal, quartz, metal-filled. plastic, glass or other rigid material which expands on being heated and shrinks on cooling.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com