About: http://webisa.webdatacommons.org/334761995

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	Other gases, such as hydrogen, are liquefied, sometimes made into cryogenics and placarded as flammable gases.
http://www.w3.org/ns/prov#wasQuotedFrom	firehouse.com