About: http://webisa.webdatacommons.org/438688821

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	Simply put, mercury is the heaviest liquid and requires the shortest column to achieve an accurate reading.
http://www.w3.org/ns/prov#wasQuotedFrom	rauantiques.com