About: http://webisa.webdatacommons.org/116221943

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 understood that water or other activator could also be added directly to the gas-generating composition in chamber 32 if desired.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com