EXIPERIMBNIT STlAiTlON BULLETIN 



493 



manufacturing operation lias a tendency to increase the bacterial count 

 of the mix. From the time the mix enters the factory until it is placed 

 in the cooler, there is the general tendency to increase bacterial counts. 

 The only process that is an exception to this is pasteurization. As was 

 pointed 'out in some cases the increases may be only apparentt. In those 

 procesises where there is mechanical agitation as in homogenizing and 

 freezing, the increaise is more aspt to 'be apparent than real. 



