About: http://webisa.webdatacommons.org/438106088

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	All valves???hydraulic, air, power, drain, etc.???should carry an identifying label, especially dump valves.
http://www.w3.org/ns/prov#wasQuotedFrom	maintenancetechnology.com