About: http://webisa.webdatacommons.org/423060699

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 beds of purifier would eventually load up with tar and other materials and become unusable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com