About: http://webisa.webdatacommons.org/439744131

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	Gold leaching is a process whereby a toxic substance, here a sodium cyanide-sodium hydroxide water solution, is sprayed over a heap of gold ore, separating the gold from the ore.
http://www.w3.org/ns/prov#wasQuotedFrom	openjurist.org