412 INDEX. 



be raised per minute, from a vessel of six inches in diameter, 

 supposing that tliere were no vapour already in the atmos- 

 phere, 311-314 — observations thereon, 314-321 — table of 

 results, 322. 



Vauquelin (M.), on the action of nitric acid, chlorine, and iodine, 

 157-159. 



Vegetable alkali (new), notice of, 156, 157-378. 



Vegetables, phosphoric acid found in, 382. 



Vermont, notice of scintillating limestone in, 356, 357. 



Vertical fire, observations on M. Carnot's theory of defence by, 

 290-295. 



Volcano oi St Vincent's, notice of, 251,252 — analysis of dust 

 from it, 252. 



Voltaic pile, flew, notice of, 177-180. 



w. 



Water, mode of preserving sweet, suggested by Mr. Henry, 7, 8, 

 — analysis of the waters of the Dead Sea, and of the river 

 .Jordan, 164, 16.5 — preservation of, at sea, 166, 167 — ana- 

 lysis of sea-water, 167. 



Watt (Mr. James), biographical memoir of, 136-141. 



Walls (Mr.), illiberal remarks of, on Captain Rater's experiments 

 for determining the length of the seconds' pendulum, 259. 



Wavellite, analysis of, 351. 



Whale, skeleton of, found, 172 — its dimensions, 172, 173. 



Wheat, mildew in, how prevented, 154 — rate of the increase of, 

 345 — smut in prevented, 348. 



Wines of yEtna, strength of, 168. 



Wolfe's apparatus, new one, described, 384, 385. 



X. 



Xanthic oxide, 209, note. 



Yeats (Dr.), on the beneficial effects of the white oxide of bis- 

 muth, in a severe affection of the stomach, 295-298. 



z. 



Zamboni (M.), new voltaic pile of, described, 177-180. 



end of vol. viii. 



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