About: http://webisa.webdatacommons.org/425140300

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	Alternatively, if the substituting group is a hydrocarbon with at least one other ceramic forming element, the resulting ceramic product may be a composite containing boron carbide and another ceramic material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com