20 QUESTIONS AND ANSWERS 



2. Requires ice or cold water for cooling pur- 

 poses. 



3. Butter may have an oily texture if high tem- 

 perature is improperly used. 



What are the names of some of the best pasteuriz- 

 ing machines? 



1. Simplex. 



2. Jensen. 



3. Miller. 



4. Reid. 



5. Farrington. 



What are the important features in a pasteurizing 

 machine? 



1. Durability. 



2. Capacity. 



3. Cost. 



4. Efficiency. 



Upon what does the efficiency of the machine 

 depend? 



1. Kind of material from which the heating sur- 

 face is manufactured. 



2. Degree of adhesiveness of milk or cream on 

 the heating surface. 



3. Thickness of layer of condensed steam on 

 steam side of heating surface. 



4. Difference in temperature on each side of 

 heating surface. 



5. Proper utilization of steam turned into the 

 pasteurizer. 



