INDE3^. 



Fabroni, 83 



Fafcinating faculty afcribed to the rattle- 

 iiiake and other American ferpents, me- 

 moir on 58 — 100 



Ferber, 230, 289 



Fergufon, Dr. A, 104 



Fermentation, fpontaneous inflammation 

 from) 236 



Fire, generation of, 90 



Fluid, eleftric is not neceflary to the for- 

 mation of fnow, 76— -Curious and im- 

 portant property which diftinguiflies it 

 from the galvanic, 97 



Fluids, examination of Count Rumford's 

 doftrine of the non- conducing proper- 

 ties of, 134 — Are proper conductors of 

 heat, 137, ijS' — Experiments on the 

 currents in, 139 — Their expanfion cor- 

 refponds with the fquare of their tem- 

 perature, 149 — Difler in the power of 

 condufl-ing heat, 198 — On the move- 

 ments produced in them by the contadl 

 of other fluids, 2Ci 

 % ■ ■ elaftic, the efl-'edts of their fpecific 



gravity examined, 147 



Fourcroy, on a new earthy phofpate found 

 in the bones of animals, but not in thofe 

 of men, 85 — 142 



Friction, fpontaneous inflammation from, 

 218 



Fuel, attempt to reduce its confumption in 

 fteam-engines, 169 



Furnace, ufe of the lamp, 268 



G. 



C. A. on the formation of fnow, 73 

 Galvanifm, cannot charge a Leyden jar, 

 3 — Outlines of Dr. Gibbes's theory of, 

 70— Difengages an intenfe light from 

 charcoal, 72 — ^The great eneigy of its 

 chemical effects may arife from its con- 

 ftancy, 83 — Two very marked laws in, 

 84 — Makes filver remarkably brittle, 85 

 s^-Fafts and obfervations tending to elu- 



cidate the theory of, 171— Method of 

 comparing it with eledtricity, 176— 

 Hidrogenates and oxigenates meta's in 

 the dry way, 178 — Its efi-'edts on the 

 animal body, 179 — ^^New experiment in 

 proof of its identity with eleftricity , 212 



Gas, ammoniacai, decompofition of by 

 eleftricity, 82 



- — nitric acid, fpontaneous inflammation 

 of paper in, 98 



nitrous, objedtions to its ufe in eudio- 



metrical examinations, 41 



' phofphorated hidrogen, fpontaneous 



inflammation of, 239 



— - refembling common air, obtained in 

 preparing nitrous acid, 747 



fulphuretted hidrogen, accenflonof, by 



nitrous acid, 144 — Spontaneous inflam- 

 mation of, 239 



Gafes, have all the fame affinity for each 

 other, 148 — Receive heat very rapidly, 

 198 — lUuftrationsof Mr. Dalton's the- 

 ory of mixed, 297 



Gay-Luflac, 80 — On the mutual pre- 

 cipitations of metallic oxides, 270 



Gibbes, Dr. outlines of his theorj o*f gal- 

 vanifm, 70 — 304 



Gillet Laumont, 187 



Glafs, hiftoryof the invention of, 225 — 

 Antiquity of the art of colouring, 226 

 ■ — Roman mofaic work of, 227— Me - 

 thod of painting in, pradtifed by tht 

 ancients, 233 



Gmelin, 230 — 291 



Cough, Mr. J. on the folution of water 

 in the atmofpherc, and on the nature of 

 atmofpheric air, 243 



Gravity, fpecific, of elaftic fluids, effedls 

 of, 147 



Greafy animal and vegetable matters, fpon^. 

 taneous inflammation from, 237 



Green, Mr. R. defcription and drawing of 

 his hand-drill, 19 



Guaiacnm, experiments on the adion of 

 light on, 294 



Guyton, 42 



Haley, 



