About: http://webisa.webdatacommons.org/406407622

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	Hydrogen is an explosive gas, use in a well ventilated room and do not allow quantities of unreacted hydrogen to build up.
http://www.w3.org/ns/prov#wasQuotedFrom	umn.edu