About: http://webisa.webdatacommons.org/91400451

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	Incidentally, it is also possible to use a catalytic element other than nickel, such as cobalt (Co), iron (Fe), palladium (Pd), germanium (Ge), platinum (Pt), copper (Cu) and gold (Au).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com