I think this article belongs in the April issue:

Air and Space Smithsonian magazine article __>

Maybe this facility would work to degauss the cat - except it probably wouldn’t want to get wet. 
http://cryptome.org/eyeball/deperm/pict246.jpg
(This picture is USS JIMMY CARTER in the Magnetic Silencing Facility at Naval Base Kitsap Bangor - AP Photo/US Navy - Jerry McLain) )