the present invention is in the field of laundry processes and devices . in particular the invention relates to the saving of water . it is an object of the present invention to reduce the water consumption in conventional washing methods , especially machine washing methods . it is found that the continuous ph controlled sequential dosing of an electrolyte , followed by dosing of a polymer and a solid liquid separation step during a full wash cycle of a washing machine , provides continuous clarification of the wash liquor and enables the continuous reuse of the water during said wash cycle .