Table water needn't be of natural origin. It is a mixture of drinking water and/or mineral water and saltwater, and can contain added mineral salts and carbonic acid. Since table water is not bound to a specific source it may be produced and bottled anywhere. It may also be sold in bulk – as in water for water dispensers. Unlike health, spring or mineral water, it needs no official approval.
Here you can find further information on the following subjects: