INDEX. 



PAGE 



ABSOBBEBS, best .... 192 

 not conductors J85 

 not reflectors 192 



radiators 197 



ABSORPTION of HEAT 184 

 not conduction 184 



of light 364 



ACCIDENTAL COLOBS 407,408 



Acetate of lead 426 



Acetic acid 426 



Acid of drinks 269 



of fermentation . . 269 



Activity affected by cold 91 



by heat 93 



Aerated water 267 



Aeronauts feel pain . . 254 

 Age affects the sensation, 



thought, judgment 425 

 power of walking 425 



AIB 240 



always in motion . . 293 

 bad conductor 13,177,178 

 bad radiator . . 2 i 9, 237 



cold 177 



colder than blood . . 181 

 composed of two 



gases 27, 240 



cooled by convection 220 



by rain 159 



cools hot iron .... 246 

 density diminished 



by rain 337 



descends when cold 289 



PAGE 



Air continued. 



double current in a 



room 290 



dries linen 160 



elements of 33 



expanded by heat . . 103 



full of smells 152 



gets fire up 50 



healthful 252 



heated 219, 245, 246, 289 

 not by sun.. 290 



in a room 252 



inflammable, see hy- 

 drogen 



in summer 313 



of cities unhealthy 



243, 253 



of the country heal- 

 thy 243, 252 



on land colder than 



on water 224 



on laud cold at night 230 

 preserved normal . . 244 

 purified by ligh tning 27 



rusts iron 257 



still before a tempest 146 



strong ]Q8 



varies in temperature 335 

 Aisles famous for echoes 417 



Alcohol 109, 270, 271 



ALE 109 



bottled 268 



froth of 109 



