Note:  Do not rely on this information. It is very old.

Boracic Acid

Boracic Acid, or Boric Acid, the acid derived from boric oxide by combination with the elements of water. It may be prepared from borax by the action of a strong acid. It occurs in the lagoons formed by the condensation of the vaporous springs or "soffioni" in the Maremma of Tuscany. From this source is obtained to a very large extent by evaporating the liquid until the boracic acid crystallises out, Either in the form of lotion or ointment, it constitutes a useful anti-septic application.