Trosseau’s Martial Aerated Water. Potassio-tartrate of iron, 10 gr.; artificial Seltzer water, a pint.

Bouchardat’s Gaseous Purgative. Phosphate of soda, 112 oz.; carbonated water, a pint.

Mialhe’s Ioduretted Gaseous Water. Iodide of potassium, 15 gr.; bicarbonate of soda, 75 gr.; water, a pint; dissolve and add sulphuric acid, diluted with its weight of water, 75 gr. Cork immediately.

Dupasquier’s Gaseous Water of Iodide of Iron. Solution of iodide of iron (containing 110th of dry iodide), 30 gr.; syrup of gum, 212 oz.; aerated water, 1712 oz.

SALTS (Smelling). Syn. Sal volatilis oleosus, L. Sesquicarbonate of ammonia commonly passes under the name of ‘SMELLING SALTS,’ and, with the addition of a few drops of essential oil, is frequently employed to fill ‘SMELLING BOTTLES,’ but when a strong and durable pungency is desired, the carbonate should alone be used, as in one or other of the following formulæ:—

1. Carbonate (not sesquicarbonate) of ammonia, 1 lb.; oil of lavender (Mitcham), 2 oz.; essence of bergamot, 1 oz.; oil of cloves, 14 oz.; rub them together, and sublime; keep the product in well-stopped bottles.

2. Carbonate of ammonia, 1 lb.; oil of lavender, 2 oz.; oils of bergamot and lemon, of each 1 oz.; as the last.

3. Carbonate of ammonia, 12 lb.; essence of bergamot, 1 oz.; oil of verbena, 14 oz.; otto of roses, 1 dr.; as before.

4. Carbonate of ammonia, 34 lb.; essences of bergamot and lemon, of each 12 oz.; essence de petit grain, 14 oz.; oil of cloves, 1 dr.; as before.

5. (Extemporaneous.)—a. From sal ammoniac, 1 dr.; pure potassa, 3 dr.; grind them together, and add, of essence of lemons, 15 drops; oil of cloves, 3 or 4 drops.—b. From