About: http://webisa.webdatacommons.org/309290762

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	They are filled with alkaline minerals such as magnesium, calcium/lime, and potassium as I proved in one of my links earlier.
http://www.w3.org/ns/prov#wasQuotedFrom	listentoyourgut.com