About: http://webisa.webdatacommons.org/405726539

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	I have given you several pointers that show that Water is not transparent, but absorbs visible light, e.g. at 515 nm and at 606 nm.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com