About: http://webisa.webdatacommons.org/140730296

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	Optimally, the rate of change in electrical or other properties is rapid and has a sufficient magnitude to provide a reliable and measurable indication of the presence of specific chemical components.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com