About: http://webisa.webdatacommons.org/449426246

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	Proton precession devices use liquids such as kerosene and methanol that have high densities of hydrogen atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	resistivity.org