The dairy heifers' intake of drinking water containing chemical combination A or C was significantly less than that of control water with no added chemicals (data not shown). The average amount of water (pH 6.7) consumed by the control group was 30.3 liters/day, whereas consumption rates of the treated waters ranged from 13.8 to 18.6 liters/day, which were significantly (P < 0.01) less than that of the control (data not shown).