| http://www.w3.org/ns/prov#value | - In accordance with the present invention, and particularly the embodiment according to FIG. 2, the use of at least one set of magnets having different magnetic strengths tends to "shift the magnetic fields exerted by the two (or more) magnets in such a set so that the magnetic field exerted is not symmetrical about the center axis of fluid flow within the conduit.
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