About: http://webisa.webdatacommons.org/312298495

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	It is well known that trace metals such as copper, iron, and manganese can catalyze extensive oxidation of fatty organic ingredients that are commonly present in topical preparations in the presence of air.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr