210 INDEX. 



PAGE 



Daguerreotype 87 



Dammara resin 153 



Decomposition of solutions by charcoal 92, 94 



Diamond carbon 28 



Dilatometer 182 



Deodorizing excrements 200 



Distilled liquor 182 



Ebtjllioscope 181 



Emery 28 



paper 155 



Enamel for porcelain 33 



Enamelled iron 68 



Erythrose 136 



Essential oils 163 



Etching and engraving 84 



Ether, butyric 183 



Excrements, composition of 198-199 



deodorized 200 



F^CES 198 



Fermentation.... 179-184 



Ferment, action on sugar ,*. 180 



Filtration through charcoal ." 92-94 



cotton 178 



Fire extinguisher 25 



clay 30 



Flax and hemp 126 



Flux for porcelain colors 31 



Fousel oil, removed 182 



Fruit, ripening of 191 



Fuel 17-20 



and furnaces 11-21 



Furnaces, kinds of 17 



Gallic acid 122 



Galvanoplastics 70-83 



Galvanic gilding and silvering 76, 77 



coppering 81 



Garancin 134 



Gas for illumination 165 



, purified 167 



, naphthalized 168 



lime 168 



Gems, artificial 28 



German silver, analysis of. 63 



Gilding on iron and steel 73 



watch wheels 74 



