CONTENTS. 



II. Chemical Science. 



1. A new Fluid discovered in Minerals. 2. Crystallized Deposit 

 in the Essential Oil of Bitter Almonds. 3. On a new Compound 

 of loding. Iodide of Carbon ? 4, Triple Compounds of Chlorine. 

 5. Action of Chlorine on Muriate of Iron, ^c. 6. On the prepara- 

 tion of Potassium and Sodium. 7. Preparation of Hydrocyanic 

 Acid. 8. Production of Cyanurets. 9. Iodide of Nitrog-en. 10. 

 Thenards Blue. 11. On a Per-sulphate of Iron and Ammonia. 

 12. Test for Proto-salts of Iron. 13. Test for Barytes and Stron- 

 tia. 14. Action of Phosphorus on Water. 15. Fixedness of 

 Sulphuric Acid. 16. Effect of a Vacuum on Alkaline Carbonates. 

 17. Formation of a Calcareous Spar. IS, Action of Animal Char- 

 coal on Lime. 19. Bizio on Virgin Wax. 20, Separation of 

 Elaine from Oils. 21. On the Clarification of Wine . . 375 



III. Natural History. 



1. Blumenbach on Irritability of the Tongue. 2. Sensation 

 experienced at Great Altitudes. 3. On the Action of Nitrogen in 

 the process of Respiration. 4. Diabetes. 5. Toad in a solid 

 Rock. 6. On the Sensitive Plant. 7. Vegetation in Atmospheres 

 of different densities. S. Fruit Trees. 9. Mesotype from Mount 

 Vesuvius. 10. Native Sulphate of Iron and Alumina. 11. Bitu- 

 men in Minerals. 12. Italian Marble. 13. Bagne Lake and 

 Glacier. 14, On the Theory of Falling Stars. 15. Preservation 

 of Anatomical Preparations ....... 3S5 



XV. Meteorological Diary, for the Months of March, April, and 



May, 1823 392 



Index .393 



