2. (Alex. Ure.) As above, but substituting plaster of Paris for the flour there ordered.
Uses, &c. As a caustic in cancer, lupus, skin-marks (nævi), &c. It is formed into small cakes or wafers not exceeding 1 or 2 lines in thickness, one of which is applied to the part, and allowed to remain on from 6 to 12 hours, when it is removed, and the part covered with a poultice. It produces an eschar, often exceeding a quarter of an inch in depth. The chlorides must be in the form of powder, and well mixed with the flour previously to adding the water. The last (No. 1, d) is recommended in nodulated cancerous tumours.
CAUS′TICS (Ve′terinary). In veterinary practice, any of the substances enumerated in the forgoing list may be employed; but nitric acid, sulphuric acid, carbolic acid, chloride of zinc, and nitrate of silver, are those most commonly used. See Veterinary Medicines.
CAV′IARE. Syn. Cav′iar, Cav′iale. The salted roe of several species of sturgeon. It is much esteemed by the Russians, as well as by some other nations of northern Europe,
and is occasionally eaten as a delicacy in this country. It is, however, very oily, indigestible, and unwholesome.
CAYENNE′. See Capsicum, Peppers.
CEDAR-WOOD (Oil of). See Oils.
Cedar-Wood (Tincture of). See Tinctures.
CE′DRAT. See Liqueurs.
CE′DRENE and CE′DROLA. The oil of cedar-wood, by careful distillation, is separable into two substances—a solid crystalline compound (cedrola), and a volatile liquid hydrocarbon (cedrene). The first may be converted into the other by distillation with phosphoric anhydride.