About: http://webisa.webdatacommons.org/61897687

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	Thus, a dynamic voltage sag corrector corrects for all power quality problems except for extended power outages, which occur very rarely in the United States and other industrialized nations.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com