About: http://webisa.webdatacommons.org/228636454

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	tional packing, rings composedof graphite, carbon or the like, or by using conventional stuffing boxes, especially with asbestos as the recommended stufiing material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com