MICRO-ORGANISMS IN MILK 



325 



These figures show that even when great care is taken to clean 

 utensils there is a constant increase of bacteria, although the actual 



Fig. 155. Steam turbine washer. 



Fig. 156. Special steel frame bottle truck. 



germ content of the milk may be surprisingly low. The sudden 

 bacterial increase in the sample from the cooler was due to two ex- 

 ceptionally high counts, which raised the average, and shows that in 



