similarly as a roman bath, also a salty steam-bath affects a human being by a 100% air-humidity with a relatively low temperature of about 50°C. A special solution of a sea-salt is measured to the air which healthily affects air-passages and skin. Otherwise it works similarly as a roman bath. Likely a roman bath, also a salty steam-cabin is overlained by a mozzaic or by another ceramic poultice of various colours and shapes.