40 



DAIRYING 



is being skimmed per hour, will show how these variations in 

 capacity, in speed and in temperature will affect the skimming. 



The best separator is one in which the skimming is least in- 

 fluenced by such variations. The following example illustrate^ 

 some of the calculations made in tests of this kind : 



PLATE 9 A Belt- Power Type of Cream Separator. 



295. When the separator is running under normal conditions 

 the cream may be collected in pail No. 1 and the skim milk in 

 pail No. 2 by holding these under the respective spouts of the 

 separator for a certain number of seconds. If one pound of cream 

 and nine pounds of skim milk are caught from the separator in 



