M. Lançon has also made many experiments on the same subject. The following are a few of his proportions:—
Paste.
| Grains. | ||
| Litharge | 100 | |
| White sand | 75 | |
| White tartar, or potash | 10 | |
Amethyst.
| Grains. | ||
| Paste | 9216 | |
| Oxide of manganese | from 15 to 24 | |
| Oxide of cobalt | 1 | |
Emerald.
| Grains. | ||
| Paste | 9216 | |
| Acetate of copper | 72 | |
| Peroxide of iron, or saffron of Mars | 1·5 | |
PASTILLE, is the English name of small cones made of gum benzoin, with powder of cinnamon, and other aromatics, which are burned as incense, to diffuse a grateful odour, and conceal unpleasant smells in apartments. See [Perfumery].
PASTILLE, is the French name of certain aromatic sugared confections; called also tablettes.
PEARLASH, a commercial form of [Potash], which see.