About: http://webisa.webdatacommons.org/45694640

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	Radon typically moves up through the ground and into homes and buildings through cracks and other holes in the foundation, although there are other radon sources.
http://www.w3.org/ns/prov#wasQuotedFrom	montgomerycountymd.gov