b. (La Forest’s cosmetic lotion or LIQUID HAIR DYE.) Boil, for a few minutes, chloride of sodium, 1 dr., and sulphate of iron, 2 dr., in red wine, 1 lb.; then add of verdigris, 1 dr.; in 2 or 3 minutes remove it from the fire, and further add of powdered galls, 2 dr.; the next day filter. For use, moisten the hair with the liquid; in a few minutes dry it with a cloth, and afterwards wash the skin with water.

5. To prevent the hair falling off.—a. (American shampoo liquid.) Take of carbonate of ammonia, 12 oz.; carbonate of potash, 1 oz.; water, 1 pint; dissolve, and add the solution to a mixture of tincture of cantharides, 5 fl. oz.; rectified spirit, 1 pint; good rum, 3 quarts. Used to strengthen the hair and to remove dandruff, by moistening it with the mixture, rubbing so as to form a lather, and then washing with cold water.

b. (Balm of Columbia.) As the last, omitting the potash, quadrupling the carbonate of ammonia, and adding some perfume.

c. (Eras. Wilson.) Eau de Cologne (strongest), 8 fl. oz.; tincture of cantharides, 1 fl. oz.; oils of rosemary and lavender, of each 12 fl. dr.

d. (Dr Locock’s lotion.) From expressed oil of mace (nutmeg), 1 oz., liquefied, at a gentle heat, with olive oil, 12 oz.; and, when cold, formed into an emulsion by agitation, with rose water, 14 pint; spirit of rosemary, 212 fl. oz.; stronger liquor of ammonia, 112 fl. dr. For other formulæ, see Baldness, Hair dyes, Lotion, &c.

Washes, Medicinal. See Lotion, &c.

Washes, Mouth. Syn. Tooth washes; Collutoria, L. Prep. 1. Take of camphor (cut small), 14 oz.; rectified spirit, 2 fl. oz; dissolve. A few drops to be added to a wine-glassful of water, to sweeten the breath and preserve the teeth.

2. Chloride of lime, 12 oz.; water, 2 fl. oz.; agitate well together in a phial for 12 an hour, filter, and add, of rectified spirit, 2 fl. oz.; rose or orange-flower water, 1 fl. oz. Used, highly diluted with water, as the last, by smokers and persons having a foul breath.

3. Mastic (in powder), 2 dr.; balsam of Peru, 12 dr.; gum, 2 dr., or q. s.; orange-flower water, 6 fl. oz.; tincture of myrrh, 2 fl. dr.; for an emulsion. In loose teeth, &c.

4. Tannin, 12 dr.; tincture of tolu, 2 fl. dr.; tincture of myrrh, 6 fl. dr.; spirit of horseradish, 2 fl. oz.; mix. In spongy gums, scurvy, &c.; diluted with tepid water.