Regioni

• They have a residue of more than 1 gram per litre, and include variou s groups (the established residue is the quantity of mineral salts diss olved in 1 litre of water).

Acquasanta - Bognanco - Caramanico - Caronte - Castellammare di Stabia - Castroreale - Cotilia - Montepulciano - Porretta - Recoaro di Broni - Salsomaggiore - Salus - Sangemini - Spinone al Lago - Suio - Termini Imerese - Tivoli