474 



INDEX 



Bacteria, 55, 57, 76, 81, 203 



and disease, 425 



in soil, 279 

 Bacteriology, 426 

 Baking powder, 120 

 Balances, 11, 176 

 Ball-and-socket joint, 342 

 Balloons, 41, 99 

 Barnacles, 320 

 Barometer, 39, 233, 249 

 Basalt, 261 

 Bases, 105, 192, 454 

 Battery. 137 

 Bean, 284 

 Bed rock, 258 



Bell, Alexander Graham, 171 

 Bell, electric, 140 

 Bell jar, 47 

 Benzene. 114 



Bichloride of mercury, 453 

 Bile, 358 

 Birds, 329 

 Bivalves, 320 

 Black lead, 110, 142 

 Blacksmith's forge, 113 

 Bladder, 379 

 Blast furnace, 112 

 Bleaching powder, 104 

 Blood, 361, 372, 377, 381 



circulation, 372 

 Blue Vitriol, 90 

 Boat, submarine, 44 

 Body, 1, 5 

 Body circulation, 373 



human, 338 

 Boiler scale, 79 

 Boiling point, 86 

 Bones, 122, 340, 341 

 Borax, 201 

 Brain, 398 

 Bread, 120 

 Bright's disease, 379 

 Brimstone, 106 



(see Sulphur) 

 Bronchial tubes, 384, 385 

 Buds, 294 

 Bulb, 398, 399 

 Bulbs, 296 

 Bunsen burner, 213 



Buoyant force, 33 

 Bureau of Standards, 13 

 Burner, Bunsen, 213 

 Burner, central draft, 224 

 Burning, 39, 46 



glass, 159 

 Butyric acid, 361 



Caissons, 44 

 Calcium carbide, 142 



carbonate, 118, 121, 195, 201 



chloride, 191 



hydroxide, 192, 194 



in soil, 275 



salts, tests for, 196 

 Calorie, 62, 66, 364 

 Calorimeter, 69 

 Calyx, 297 

 Camera, 166 

 Camera, pin-hole, 151 

 Candle, 49, 223, 224 



power, 154 

 Capillaries, 372, 376 

 Capillary action, 30, 49 

 Carbohydrates, 347 

 Carbolic acid, 454 

 Carbon, 110 



dioxide, 51, 94, 117, 118, 119, 120 



disulphide, 106 

 Carbonates, tests for, 195 

 Carbon in soil, 275 

 Carbonic acid, 117, 265 

 Carborundum, 142 

 Carpals, 344 

 Carpels, 297 

 Cartilage, 340 

 Cartridge, 22 

 Casein, 88, 348 

 Casting of metals, 67 

 Caustic potash, 192 



soda, 103, 192 

 Caves, limestone, 122 

 Cavendish, Henry, 96 

 Cell, 313 



Cells and tissues, 339 

 Cells, electric, 136, 137 

 Cellulose, 116 

 Center of mass, 34 

 Centigrade scale, 61 



