We are concerned with 'clean' drinking water... this seems a viable option for 'cleaning'... the contaminants would simply become a 'sludge' and presto, just add the mineral 'taste' ingredients...
Simple minded per se...
Steve
 -------------------------------------------------------------
 To leave this list, email <listserver@keelynet.com>
           with the body text:  leave Interact
    list archives and on line subscription forms are at
           http://keelynet.com/interact/
 -------------------------------------------------------------