Condensed Milk 317 



the market in hermetically sealed cans. It is made 

 from cows' fresh milk. The milk is first heated to near 

 the boiling point, then sucrose (cane sugar) is added to 

 the extent of about 16 pounds of sugar to 100 pounds of 

 fresh milk. The milk and sugar solution is condensed 



Pig. 56. 

 Milk-condensing pan. 



in vacuo at a temperature of 130 F. to 150 F. The 

 ratio of concentration is about 2% : 1 (2% parts of 

 fresh milk are condensed to 1 part of condensed 

 milk). The finished product contains about 40 per 

 cent sucrose, it is of semi -liquid consistency and has 

 a specific gravity of about 1.29. It is sold partly in 

 hermetically sealed tin cans varying in capacity from 



