About: http://webisa.webdatacommons.org/279444905

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	For example, hydrocarbons, such as benzene, cyclohexane and petroleum ether, can be removed by using shredded paraffin wax, and acetic acid and other acids are absorbed by pellets of sodium hydroxide or potassium hydroxide.
http://www.w3.org/ns/prov#wasQuotedFrom	erowid.org