Using the toilet The use of a toilet uses 8-12 liters of water at a time to save. Bags should put it in a jar of water. To reduce water use Toilet, pour a scoop consumes less water than a toilet several times. If the toilet Should install a bidet and separate toilet. Check the toilet there is a leak or not. Try a few drops of food coloring to the tank water. Then look at the gooseneck If there is a water color by not flush. I managed to repair it