EXPERIMENT XXX.

A piece of this beef suspended all night in the neck of a bottle of

artificial Pyrmont water[w], was rendered less putrid, though not near

so much altered as that in the foregoing experiment. The water was

strongly impregnated with the putrid effluvia.

[w] See Dr. Priestley's Directions for impregnating Water with fixed

Air.

Experiments and Observations on the Following Subjects 1. On the preparation, calcination, and medicinal uses of Magnesia Alba. 2. On the solvent qualities of calcined Magnesia. 3. On the variety in the solvent powers of quick-lime, when used in different quantities. 4. On various absorbents, as promoting or retarding putrefaction. 5. On the comparative antiseptic powers of vegetable infusions prepared with lime, &c. 6. On the sweetening properties of fixed air. · 第 82 / 93 题