Combustion etc. Volume containing notes on lectures 20 to 42: 20: Combustion 21: The Importance of Heat 22: Introduction 23: Chemical Combination 24: Solution, Fusion, Evaporation 25: Elective Attractions 26: Compounds 27: General Observations 28: Chemical Apparatus. 'The Means of Producing Heat' 29: Production of Heat by fuel 30: Furnaces 31: Furnaces cont. 32: Lutes 33: Particular Doctrines of Chemistry. Elementary Bodies 34: Salts 35: Separation of Salts 36: Combination of Salts 37: Alkaline Salts 38: Acids 39: Nitrous Acids and Muriatic 40: Acetous Acid 41: Acid of Tartar. Compound Salts 42: Glauber Salt (Table). c1785-c1786