| http://www.w3.org/ns/prov#value | - The ultraviolet light generated by this element of the water purification apparatus is in the wave length range of 2537 angstroms with the flow rate past the u.v. source calculated to provide a sufficient exposure to sterilize the water and kill all life therein such as bacteria, mold, virus, algae, protozoa and other types of micro-organisms.
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