EVAPORATION. 



Erroneously ascribed to Chemical Combination. — Takes place from the Surface. — Law discovered 

 by Dalton extended to all Liquids.— Limit of Evaporation conjectured by Faraday. — Hygrome- 

 ters. — Various Phenomena explained by Evaporation. — Leslie's Method of freezing. — Examples 

 in the useful Arts. — Methods of Cooling by Evaporation. — Dangerous Effects of Dampness. — 

 Wollaaton's Cryophorus.— Pneumatic Ink-Bottle. — Clouds.— Dew. 



VOL. II.— 11 



