FIELD: water treatment. SUBSTANCE: method is based on successive purification of potable water by electrolysis and sorption with the help of strong acid sulfocationite, and then with use of activated charcoal. The method and device for its embodiment provide for purification of water from heavy metals, hardness salts, organic compositions and chlorine. The device is convenient and useful in household due to considerable service life of filter equal to 6-8 thou. l and higher quality of purification. EFFECT: higher efficiency. 2 cl, 1 dwg, 2 tbl
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