steps components or groups thereof this term encompasses the terms u201c consisting of u201d and u201c consisting essentially of u201d the phrase u201c consisting essentially of u201d or grammatical variants thereof when used herein are to be taken as specifying the stated features integers steps or components but do not preclude the addition of one or more additional features integers steps components or groups thereof but only if the additional features integers steps components or groups thereof do not materially alter the basic and novel characteristics of the claimed composition device or method the term u201c method u201d refers to manners means techniques and procedures for accomplishing a given task including but not limited to those manners means techniques and procedures either known to or readily developed from known manners means techniques and procedures by practitioners of the relevant arts implementation of the methods of the present invention involves performing or completing selected tasks or steps manually automatically or a combination thereof fig1 is a schematic view of a vertical wash tube 196 coaxially disposed around a wash basket 190 including a fluid stream agitator system 100 in accordance with an embodiment of the present invention in system 100 fluid 121 is delivered through input source 123 into a fluid input pump 110 comprising a standard centrifugal or positive displacement pump pump 110 has input pipes 120 and 130 that send fluid 121 into a wash load 192 fluid 121 is removed from wash load 192 via two output pipes 220 and 230 via a standard centrifugal or positive displacement output pump 210 through output source 223 a controller 102 controls input pump 110 and output pump 210 for example by operating.