Since the first years or 1900 and until the 1980's, before (carbonated) bottled mineral water became of more common use, carbonating powders for water were very

Since the first years or 1900 and until the 1980's, before (carbonated) bottled mineral water became of more common use, carbonating powders for water were very common here in Italy, the most known was commercialized with the name of Idrolitina. On Italian Wikipedia: https://it.wikipedia.org/wiki/Idrolitina https://it.wikipedia.org/wiki/Idrolitina Ingredients being sodium bicarbonate and two acids, malic and tartaric.