x CONTENTS. 



Cafa how deftroyed by Mofes. Union of Gold with other Metals.* 

 Standard Gold Coin of different Countries. 



CHAP. XXXVI. page 238. 

 Platina. 



Natural Hiftory of this curious Metal. Its Properties. The moft pon- 

 derous Body in Nature.' Its Hardnefs and Infufebility. Soluble only 

 in Aqua Regia and oxygenated muriatic Acid. 'Its Union with other 

 Metals. 'Crucibles formed of it. 'Might be applied to various Ufes. 

 which no other Metal can anfwer. 



CHAP. XXXVJI page 243. 

 Of inflammable Subilances in general. 



Ignition and Combuftion defined. Acids formed by tke Combuftion of 

 Inflammable Sub/lances. -~F lame, how produced. -The Qbje& of the 

 frefent Inquiry limitediWbQt Subjfances are commonly termed in* 

 flammable* 



CHAP. XXXyill. page 248. 

 Phofphorus. 



Pbs/phorus of Kunkel. Light from putrefcent Subftances. Curious 

 Fads. Light from the Sea Water, &c.-r-Ligbts about the Beds of 

 Sick Perfons. Phofphorus exhaled with the Sweat. Phofphora,ted^ 

 fjydrogen Gas. 



CHAP. XXXIX. page 256. 

 Sulphur. 



General Properties of Sulphur. Natural Hijlory of Sulphur.-r-Utiion 

 with Earths. With Alkalies. Liver of Sulphur > Artificial ful^ 

 phureous Waters. Ufes of Sulphur. 



CHAP. XL. page 259. 

 The Carbonaceous Principle, 



Nature of the Carbonaceous Principle. In what Subjlances princi- 

 pally found. Charcoal. Lamp black. 'Strong Attraflion of the 

 Carbonaceous Principle for Oxygen. Its Ufe in the Reduction of Mt- 

 iah. -^Plumbago, or Black Lead. Its various Ufes in the Arts. 



CHAP. 



