About: http://webisa.webdatacommons.org/207041408

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	Most preferably the reactor vessel and related components are formed of a transparent material, such as quartz or other forms of glass, including high temperature glass commercially available as Pyrex??? materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com