About: http://webisa.webdatacommons.org/154724800

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 exception is chemical media, such as carbon, which will become less effective as it adsorbs more and more, and will need replacing as rinsing willnot clear it.
http://www.w3.org/ns/prov#wasQuotedFrom	tropicalfishkeeping.com