About: http://webisa.webdatacommons.org/371724444

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	Examples of materials preferentially used to construct such a cryochamber are polymers, plastics, non-ferrous metals such as gold or copper, or a mixture thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com