About: http://webisa.webdatacommons.org/95632923

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	Parts per billion or parts per million, a way of expressing tiny concentrations of pollutants, in air, water, soil, human tissue, and food or other products.
http://www.w3.org/ns/prov#wasQuotedFrom	jdsupra.com