About: http://webisa.webdatacommons.org/389307992

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	Mercury also is used in temperature sensors, pressure activated switches, pumps and filters, slip rings, liquid mirror telescopes, fluid unions, dental amalgam, and in medical devices such as sphygmomanometers and bougies.
http://www.w3.org/ns/prov#wasQuotedFrom	epa.gov