INDEX. 



423 



Ethylamine, 425. 

 Ethylene, 419. 

 Eudiometer, 144. 

 Exosraose, 582. 



Explosions of oxygen and hydrogen, 

 190. 



F. 



Fahrenheit scale compared with the 



Centigrade, see Appendix, p. 418. 

 Fat, uses of, in the system, 576. 

 Fats, combustion of, 522. 

 Fats, properties of, 519. 

 Fatty acid series (see table on page 



303), 508. 



Fermentation, acetous, 552. 

 Fermentation, alcoholic, 537. 

 Fermentation, varieties of, 535. 

 Ferments, 536. 

 Ferric hydrate, 338. 

 Fertilizers, 496. 

 Fibrin, vegetable, 467. 

 Fire extinguishers, 187. 

 Fire under water, 186. 

 Fires, bad management at, 183. 

 Fires, extinguishing, 185. 

 Fishes and water-plants, 136. 

 Flame, nature of, 176. 

 Flame shown to be hollow, 173. 

 Flame, structure of candle's, 172. 

 Flames, oxidizing and deoxidizing, 



174. 



Flints, liquor of, see Soluble glass. 

 Fluorine, 232. 

 Food and labor, 570. 

 Food, classification of, by Liebig, 



565. 



Food, heat, and building, 571. 

 Food, two kinds of, 565. 

 Fool's gold, 346. 



Forces, physical and chemical, 37. 

 Forms of substances, how affected by 



heat, 9. 



Formula explained, 29. 

 Formulae, graphic, 417. 



Franklin, anecdote of, 505. 

 Fuel, sources of, in animals, 200. 

 Fumes of burning charcoal, 124. 

 Fuming sulphuric acid, 241. 

 Fusel-oil, 545. 

 Fusible metal, 279. 



G. 



Galena, extraction of silver from, 

 379. 



Galvanized iron, 334. 



Gas, illuminating, 154. 



Gas, manufacture of, 178. 



Gases and gravitation, 119. 



Gases and vapors, difference between, 

 50. 



Gases, diffusion of, 1 20. 



Gelatin, 564. 



Glass, annealing of, 264. 



Glass, coloring of, 263. 



Glass, etching on, 232. 



Glass, general remarks on, 262. 



Glass, soluble, 266. 



Glauber's salt, 303. 



Glazing, 268. 



Gluten, 467. 



Glycerin, 575. 



Glyceryl, 514. 



Gold, 382. 



Gold chloride, 383. 



Goodyear, anecdote of, 530. 



Gramme, value of, see Appendix, p. 

 415. 



Grape-sugar, 460. 



Graphite, 99. 



Grass-bleaching compared with chlo- 

 rine-bleaching, 218. 



Grass-bleaching explained, 196. 



Green fire, 308. 



Grotto del Cane, 122. 



Guano, 499. 



Guano, tests of, 500. 



Gums, 453. 



Gun-cotton, 433. 



Gunpowder, 292. 



