About: http://webisa.webdatacommons.org/326794727

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	The water to be sterilized must be free of iron, manganese, tannins, and other minerals that can build up on the quartz sleeve.
http://www.w3.org/ns/prov#wasQuotedFrom	advanced-water-systems.com