INDEX. 



387 



Organized matter, 722. 

 Oxalate in lime in plants, 551. 

 Oxalic acid, 130, 503. 

 Oxalis, 959. 

 Oxide, carbonic, 127. 



— of copper, 302. 



— iron, 277. 



— lead, 310. 



— manganese, 191, 309. 



— mercury, 299. 



— silver, 294. 



— tin, 308. 

 Oxides, metallic, 269. 

 Oxygen, 27, 68. 



P. 



Paint, white, 312. 



Palm juice, 410. 



Paper bleached by chlorine, 185. 



Paring, 880. 



Parmesan cheese, 587. 



Parsnip, 336, 973. 



Paste, 348. 



Pearl ash, 200. 



Peas, 330, 943. 



Peat-ashes, 880, 1008. 



Pectine, 336. 



Peroxides, 272. 



Perry, 394. 



Persalts, 272. 



Petre, 206. 



— salt, 891. 

 Pewter, 314. 

 Phosphate of alumina, 256. 



— ammonia, 161. 



— lime, 105—242, 556, 



595, 831. 



— magnesia, 253, 552. 

 Phosphates, 194, 



— earthy, 551,732. 

 Phosphoric aqid, 195, 245. 



in plants, 195, 242. 



— in bone, 195, 242. 



— in water, 79. 

 Phosphorus, 194. 

 Pickling cabbage, 114. 

 Pine-apple, 498. 

 Pipes, bursting of, 65. 

 Pitch, 536. 



Plants, composition of, 91. 



Plants, death of, 740. 



— decay of, 104. 



— decompose carbonic acid, 



106,699,711. 



— effect of, on the air, 745. 



— elements of, 91. 



— food of, 636, 681, 720, 782. 



— growth of, 699, 707. 

 Plaster of Paris, 238. 



— stone, 237. 

 Plough, subsoil, 761. 

 Plums, 336. 

 Polenta, 333. 



Pond mud, 825, 865, 867. 



Poppy seed, 938. 



Porter, 427. 



Potash, 199. 



Potash, binoxalate of, 504. 



— bitartrate of, 498. 



— carbonate of, 200. 



— caustic, 201. 



— in plants, 199, 214, 546. 



— in the soil, 214. 



— mnriate of, 205, 892. 



— nitrate of, 206^240, 899. 



— salts of, 214. 



— silicate of, 549. 



— sulphate of, 213. 

 Potashes, 891. 

 Potassium, 202. 



— chloride of, 205, 892. 

 Potato, 330, 333,952. 



— haulm, 954. 



— spirit, 408. 



— starch, 330. 



— sweet, 955. 

 Pottery, 255. 



Principles, active, 543, 635. 

 Proportions, 138. 

 Protein, 599. 

 Proto-salts, 272. 

 Protoxides, 272. 



Proximate animal principles, 557, 

 Pruning, 715. 



Putrefaction, 11, 350, 380, 765, 

 771, 798. 

 — influence of lime in, 



234, 240. 

 Putrefying animal matter, 836, 899. 

 Putrid fermentation, 380. 



— urine, 797, 992. 

 Putty powder, 308. 



