About: http://webisa.webdatacommons.org/395692011

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	When the pH is less than 2, this easily gives rise to problems such as metal corrosions and surface roughing.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es