About: http://webisa.webdatacommons.org/5150336

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	For instance, catalytic gas converters use platinum-based metals to transform harmful emissions such as carbon monoxide into nontoxic gases by adding oxygen.
http://www.w3.org/ns/prov#wasQuotedFrom	nanowerk.com