About: http://webisa.webdatacommons.org/139923712

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	It is a heavy gas and can accumulate in low lying areas such as basements and floors, resulting in an explosion.
http://www.w3.org/ns/prov#wasQuotedFrom	lawyersandsettlements.com