50 



A Handbook for Dairymen 



Boiling Points of Water at Different Vacua* 



* By courtesy of the Buffalo Foundry and Machine Company. 



Condensation. 



The vapors from the pan are condensed by a spray 

 and column of water. It is desirable for the oper- 

 ator to know the temperature of the water just be- 

 fore and directly after going though the condenser, 

 as the efficiency of the condenser can be determined 

 by the temperature of the water. If the water com- 



