About: http://webisa.webdatacommons.org/326743918

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 reaction tube 2 comprises, as the main component (more than 50%), a material selected from the group consisting of heat-resistant and corrosion-resistant materials, such as quartz and silicon carbide (SiC).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com