into inlet 210 fig2 by pump 306 as previously described once in the electrochemical cell 200 the negatively charged floes containing the metal ions are attracted to the positively charged metal ions released from the plates 250 and 255 forming even larger floes the negatively charged particles are coagulated in the electrochemical cell 200 as described above with respect to the first embodiment of the present invention and further coagulation of all the floes occurs upon injection of compressed air at step 52 and of polymer at step 54 the rest of the process of this embodiment is the same as that described above with respect to the first embodiment having thus described preferred embodiments of a wastewater treatment system and process for contaminant removal it will be apparent by those skilled in the art how certain advantages of the present invention have been achieved it should also be appreciated that various modifications adaptations and alternative embodiments thereof may be made within the scope and spirit of the present invention for example the treatment of industrial wastewater has been illustrated but it should be apparent that the inventive concepts described above would be equally applicable to an endless array of applications including ground water clean up storm water treatment sewage treatment preparation of potable water mineral processing and mining water treatment moreover the words used in this specification to describe the invention and its various embodiments are to be understood not only in the sense of their commonly defined meanings but to include by special definition in this specification structure material or acts beyond the scope of the commonly defined meanings thus if an element.