| http://www.w3.org/ns/prov#value | - A system for purifying a medium, the system comprising: a conduit for containing the medium and allowing the medium to pass there through, the conduit including a tube and the medium comprising at least one of a liquid or a solid; a radiation module that includes a series of ultraviolet radiation sources for generating ultraviolet radiation to purify the medium, wherein the series of ultraviolet r
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