The unwanted substances are flushed down the drain. RO uses no chemicals or electricity. It is regarded as one of the most effective technology know to purify water. Used in residential homes, in industry and other application where mineral free water is needed. This method is also used to desalinate seawater.
Water is boiled creating steam.
This steam cools and condenses to form water droplets which in turn are deposited in a container. The little remaining water left contains the contaminates and is discarded. The result is pure mineral free water. With advanced technology in design and computer circuitry, today's steam distillation units are extremely efficient and reliable. Used in homes and industry where pure mineral free water is needed.