About: http://webisa.webdatacommons.org/228218613

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	In the early stages of nuclear science, it was discovered that these incoming neutrons need to be slowed down by moderators such as water, heavy water or graphite to increase the probability of them neutrons splitting the atom.
http://www.w3.org/ns/prov#wasQuotedFrom	nato-pa.int