About: http://webisa.webdatacommons.org/413481321

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	1/2 life is a description that should be reserved for things that decay in a substantially similar fashion to the decay of a radioactive isotope.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com