Anti-Ferment

Sulphite of lime; or equal parts of sulphite of lime and ground black mustard seed. Used to check the fermentation of cyder, etc.

Aqua Fortis

Double aqua fortis is nitric acid of 1.36 specific gravity; single aqua fortis about l.22. - Dr. Pereira. A compound acid was formerly used under this name by dyers, and for cleaning brass, consisting of strong spirit of nitre 20 lbs., oil of vitrol 7 lbs., water 30 lbs.

Aqua Regia

See Nitro-hydrochloric Acid, further back.

Arabine

Gum arabic dissolved in water, and precipitated by alcohol.

Argentum Musivum

Fuse 1/2 oz. each of grain tin and bismuth in a crucible, and add 1/2 oz. of mercury.

Arbor DianAe

See Trees, Metallic.

Aromatic Pastils

See Perfumery.

Aurum Musivum

Mosaic gold. Bisulphide or bisulphuret of tin. See Stanni sulphuretum, Pocket Formulary. 1. Dr. Ure directs 12 oz. of tin to be melted, and 3 oz. of mercury added. This amalgam is triturated with 7 oz. of sulphur and 3 of sal ammoniac, and the powder put into a matrass, which is bedded deep in sand, and kept for several hours at a gentle heat. The heat is then raised, and continued for several hours, taking care not to raise it so high as to blacken the mass.

2. Melt together in a crucible, over a clear fire, equal parts of sulphur and the white oxide of tin; keep it continually stirred with a glass rod, until the compound appears as a yellow flaky powder. (This is used as a cheap bronze powder, etc.)

Baldwin's Phosphorus

Heat nitrate of lime till it melts; keep it fused for 10 minutes, and pour it into a heated iron ladle. When cool, break it into pieces, and keep it in a closely stoppered bottle. After exposure to the sun's rays, it emits a white light in the dark.

Balls for Horses

See Veterinary Formulary.

Ash Balls

The ashes of fern, or other kinds of wood ashes, made into balls.

Blacking Balls

See Blacking, below.

Furniture Balls

See Furniture Paste.

Peroxide of Barium

Heat pure baryta to low redness in a platinum crucible; then gradually add chlorate of potash in the proportion of 1 part of the latter to 4 of the former. Cold water removes the chloride of potassium, and the peroxide remains as a hydrate.

Baryta Chlorate

See Chlorate of Baryta.

Beetle Poison

Put a drachm of phosphorus in a flask with 2 oz. of water; plunge the flask into hot water, and when the phosphorus is melted, pour the contents into a mortar with 2 or 3 oz. of lard. Triturate briskly, adding water, and 1/2 lb. of flour, with 1 or 2 oz. of brown sugar. - Pharmaceutical Journal. Plaster of Paris, with oatmeal, is said to destroy cockroaches.

Beetle Wafers

Red lead 4 parts by weight, flour and brown sugar, of each 1 part. Cats and dogs will not touch it.

Benzine Collas

Benzine is sold under this name.

Benzol

Benzine. A volatile liquid, procured by distilling light coal naphtha at a temperature not exceeding 200° F., by the method patented by Mr. Mansfield. It is a solvent for fats and oils, and hence is used for cleansing silks, and other stuffs. It likewise dissolves gutta percha; and also, with heat and long digestion, India rubber.