About: http://webisa.webdatacommons.org/93540253

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	Among the improvements are a proportioning pump, which mixes and delivers the fluid to a central tank or machine sumps, lower concentrate waste and labor costs, and an optional level switch in machine sumps.
http://www.w3.org/ns/prov#wasQuotedFrom	aviationtoday.com