About: http://webisa.webdatacommons.org/149849369

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	A pressure or force based sensor such as a scale may be used to determine the weight of the substance 20.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com