About: http://webisa.webdatacommons.org/31205232

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	Lastly, chlorine dioxide is a toxic gas with an acceptable air concentration limit of 0.1 ppm.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com