About: http://webisa.webdatacommons.org/258330224

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	Within chemistry and physics, a poison is a substance that obstructs or inhibits a reaction, for example by binding to a catalyst.
http://www.w3.org/ns/prov#wasQuotedFrom	schools-wikipedia.org