About: http://webisa.webdatacommons.org/38009164

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 first in this five-part series concentrates on the many factors affecting quality, including water hardness, TDS and reverse osmosis.
http://www.w3.org/ns/prov#wasQuotedFrom	carwash.com