While in the bathroom with a shower with water 20 liters/person in the bath tub with water will be 100 liters/person could see the bathroom with shower, saving more than also should turn off the tap while rub soap because of the Open Water Shower. Leave it for about 10 minutes, it loses its water 90 liters should be used in the bath soap that is a bright spot, at least some liquid soap because Soap is a a very bright spot will make your skin dry, and also make a dime.