This section is from the book "Materia Medica Pharmacy, Pharmacology And Therapeutics", by W. Hale White. Also available from Amazon: Materia Medica Pharmacy, Pharmacology And Therapeutics..
Calx. Lime. CaO=55.87. Synonym. - Burned Lime.
Hard white or grayish-white masses, which in contact with air gradually attract moisture and Carbon Dioxide, and fall into a white powder (slaked lime); odorless; of a sharp, caustic taste. Solubility. - In 750 parts of water; insoluble in Alcohol.