About: http://webisa.webdatacommons.org/17767047

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	For comparison, the average annual ionising radiation dose to individuals from 'natural' causes - from cosmic rays, radioactivity in rocks and other sources - is about one thousandth of a sievert (one millisievert).
http://www.w3.org/ns/prov#wasQuotedFrom	bmartin.cc