HOME STUDIES IN CHEMISTRY AND PHYSICS.
P. 5, c. 1.—“Cabalistic,” căbˈa-lisˈtĭc. Anything consisting of symbols which have a hidden meaning is called cabalistic.
“Berzelius,” ber-zeeˈlĭ-us. (1779-1848.) A Swedish chemist.
P. 5, c. 2.—“Faraday,” fărˈa-da. (1791-1867.) An English chemist and natural philosopher.
“Cracow.” The former capital of Poland. The “beds” referred to are the Wieliczha (we-litchˈka) salt mines a few miles from the city.
“Davy,” dāˈvĭ. Sir Humphrey. (1778-1829.) An English chemist of whom it has been said that “since the days of Sir Isaac Newton the history of British science has recorded no discoveries of equal importance with those of Sir Humphrey Davy.”
P. 6, c. 1.—“Cavendish.” (1730-1810.) An English chemist and mathematician. The discoverer of hydrogen, of the composition of water, and the founder of pneumatic chemistry.
“Priestly,” preestˈle, Joseph. (1783-1804.) An English chemist and theologian.
“Black.” (1728-1799.) A chemist and physician of Edinburgh. His chief researches were set forth in his experiments on “Magnesia, Quicklime and other Alkaline Substances.” He also originated the theory of latent heat.
“Rutherford,” rŭthˈer-ford. (1749-1819.) A Scottish physician and botanist.
“Eudiometer,” eūˈdi-omˌe-ter. An instrument for measuring the amount of oxygen contained in a given bulk of elastic fluid.
“Drummond Light.” So called from Thomas Drummond. (1797-1840.) A British naval officer, the inventor of the light.
P. 6, c. 2.—“Iridium,” ĭ-rĭdˈi-ŭm. One of the metallic elements.
P. 7, c. 1.—“Fluorine,” flūˈor-ĭne.
“Monsieur Goffart,” mo-seerˈ gofˈfärˌ.
“Silos,” sīˈlos. A subterranean pit for keeping grain.
“Carbonic Anhydride,” car-bŏnˈic an-hyˈdride. The term anhydride means that the substance to which it is applied is derived from an acid by the removal of the water. That is, in this case carbonic anhydride is carbonic acid minus the water.
P. 7, c. 2.—“Terra-firma.” The Latin for firm land. “Manganese,” mănˌga-nēseˈ. “Catalysis,” ca-tălˈy-sis. A dissolution into parts.
P. 8, c. 2.—“Pneumatic trough,” pneū-matˈic. A trough used for experiments with gases.