About: http://webisa.webdatacommons.org/439669149

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	For all gases except carbon dioxide, nitrogen, and oxygen the concentration of the gas was below the limits of detection of the instrument, for each biosolid type, over the hour.
http://www.w3.org/ns/prov#wasQuotedFrom	hindawi.com