About: http://webisa.webdatacommons.org/247658250

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	Air is the most available source of oxygen, but because air also contains vast quantities of nitrogen, nitrogen becomes the major constituent of the products of combustion.
http://www.w3.org/ns/prov#wasQuotedFrom	hofstra.edu