About: http://webisa.webdatacommons.org/131603564

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	: Chemicals such as arsenic compounds, hydrogen cyanide, cyanide salts, many pesticides, and vanadium pentoxide are considered acute hazardous
http://www.w3.org/ns/prov#wasQuotedFrom	seattle.gov