About: http://webisa.webdatacommons.org/77664584

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	However, their efficiency depends on several things: the design and energy of the UV chamber and source, the flow rate of the water, the amounts and types bacteria and other microorganisms present, and the clarity of the water.
http://www.w3.org/ns/prov#wasQuotedFrom	azlibrary.gov