CONTENTS. 



PAOB 



Classification op the Chemicai, Arts 9 



Tabular View OF the Chemical Arts 16 



I. CALORICS 17-25 



1. Fuel and Furnaces 17 



Pungernite 18 



Coal 18 



Reverberatory Furnace 20 



Portable Blast Furnace 20 



2. Warming and Ventilation 21 



3. Pyrotechny 22 



New Composition for Gunpowder 22 



Gun-cotton, its Danger 22 



, Composition 23 



Charcoal for Gunpowder 24 



Pure Oxygen 24 



Preventing and Extinguishing Combustion 24 



II. PLASTICS 26-38 



1. Vitrification, or Glass-making 26 



Bohemian, Optical, Colored and Aventurine Glass 26 



Hsematinone and Ruby-glass 27 



Hydrated Silicic Acid 28 



Artificial Brilliants and Gems 28 



Grinding and Cutting Glass 28 



Diamond Carbon and Coke 28 



Silvering Glass 28 



2. Semivitrification, or Pottery 29 



Fire-clay from Fusible Clay 30 



Porcelain 30 



Fluxes for Porcelain 31 



Aventurine Glaze for Porcelain 31 



Red Pigments for Porcelain 32 



Gray Enamel for Porcelain 33 



Cement for Pottery and Glass 33 



3. Hydroplastics ; 33 



Hydraulic Cement 34 



Plaster hardened 36 



a2 5 



