About: http://webisa.webdatacommons.org/448847297

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	Halon is a chemical that prevents explosions by depleting oxygen in the air.
http://www.w3.org/ns/prov#wasQuotedFrom	truth-out.org