About: http://webisa.webdatacommons.org/229098319

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	Gamma rays are the most penetrating of the three types of radiation, requiring a shield at least as thick as a concrete wall.[2]
http://www.w3.org/ns/prov#wasQuotedFrom	creationwiki.org