EBULLITION 



i" boifing. Vaporization and Condensation. Latent Heat of Steam. Experiments of 

 Black. Effect of atmospheric Pressure on boiling Point. Ebullition under increased Pressure 

 under diminish**! Pressure. Relation between the Barometer and boiling Point. Effect of the 

 Altitude of the Station of the boiling Point. Elasticity of Steam. Its Lightness. Sum of the 

 latent and sensible Heat always the same. Effect of the Compression of Steam without Loss of 

 Heat. Steam cannot be liquefied by mere Pressure. Boiling Points and latent Heat of other 

 Liquids. Condensation of Vapor. Principle of the Steam-Engine. Nature of permanent Gas- 

 es. Examples of the Application of the Properties of Steam. 



