About: http://webisa.webdatacommons.org/116801963

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	The rate of lateral propagation of the combustion zone can be increased and the rate of downward propagation of the combustion zone can be reduced by introducing an oxygen containing gas such as air to the bottom of the retort.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com