About: http://webisa.webdatacommons.org/137929575

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	While the leaves are chiefly used for liquid preparations, cocaine is mainly extracted from coca paste by a method which, in its general lines, derives from that proposed by Chemnitius [
http://www.w3.org/ns/prov#wasQuotedFrom	unodc.org