About: http://webisa.webdatacommons.org/36373564

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	It???s calcium and other hardness minerals in the fill water and there is no way to prevent it from coming into your pool.
http://www.w3.org/ns/prov#wasQuotedFrom	poolservicestech.com