C Calcium acetate, 5 —— bicarbonate, 54 —— carbonate, 50 —— fluoride, 47 —— nitrate, 29 —— phosphate, 56 —— sulphate, 27 Calc spar, 50 Caliche, 29 Calico printing, 26 Carbon, 49 Carbonic acid, 49 —— —— gas, 49 Castner process, 105 Catalytic action, 20 Cathode, 103 Cat’s-eye, 61 Cavendish, H., 40 Cellulose, 46 Chalcedony, 61 Chalk, 50 Chert, 66 Chili-saltpetre, 29, 39 China clay, 62 Citric acid, 77 Chlorides, 47 Chlorine, 46 Chrome yellow, 28 —— red, 28 Compound, 7 Compounds, binary, 8 Contact action, 20 —— process, 18 Copper refining, 107 —— sulphate, 5, 27 Coral reefs, 51 Cordite, 34 Cream of tartar, 76 Crops, rotation of, 37 Crystallization, water of, 9 Crystals, 9 D Davy, Sir Humphry, 95 Derbyshire spar, 47 Devitrification, 65 Dynamite, 35 E Efflorescence, 82 Electrode, 103 Electrolysis, 102 Electrons, 103 Electrotype blocks, 107 Element, definition of, 7 Elements, list of, 8 Explosives, 32 F Felspars, 62 Ferrous acetate, 74 —— sulphate, 25 Flint, 61 Fluorspar, 48 Formic acid, 78 Fur in kettles, 54 G Garnet, 63 Gas, laughing, 99 —— lime, 12 —— liquor, 98 Gay Lussac tower, 16 Glass, 64 ——, annealing of, 65 ——, Bohemian, 63 ——, etching on, 47 ——, flint, 63 ——, lead, 63 ——, soda, 63 ——, water, 66 Glauber’s salt, 10 Glover tower, 17 Glue, 56 Graphite, 108 Greek fire, 32 Guncotton, 34 Gunpowder, 32 Gypsum, 27 H Haber process, 100 Halogen, 43 Hardness, permanent, 53 ——, temporary, 53 Hartshorn, salt of, 99 ——, spirits of, 97 Hornblende, 63 Hydriodic acid, 48 Hydrobromic acid, 48 Hydrochloric acid, 43 Hydrofluoric acid, 47 I Iceland spar, 50 Ions, 103 Iron pyrites, 11 J Jade, 63 Jasper, 61 K Key industries, 10 L Lake, 26 Lead acetate, 75 —— chambers, 17 —— chamber process, 14 ——, sugar of, 75 —— sulphate, 27 ——, white, 75 Leblanc soda process, 82 Leguminosae, 37 Lemon, salts of, 77 Lime burning, 51 ——, caustic, 97 —— kiln, 51 Limestone, 50 Litmus, 2 Lupin root, 37 M Marble, 50 Marking ink, 28 Meerschaum, 63 Mica, 63 Mordants, 26 Mycoderma aceti, 68