186 Testing Milk and Its Products. 



ing an empty, clean can at each farm and taking a full 

 or partially filled can of cream from the farm to the 

 factory. This makes it necessary for the cream gath- 

 erer to carry as many cans as he has patrons to gather 

 cream from, but it gives the factory operator a chance 

 to inspect, weigh and sample the cream from each farm 

 and relieves the cream gatherer of all these details which 

 are often the cause of dissatisfaction. 



Questions. 



1. In what ways do the results obtained with the oil-test 

 churn differ from those obtained with the Babcock test? 



2. Describe the method of testing cream by the Babcock test 

 at gathered-cream factories. 



3. What advantages has the gathering of cream in separate 

 cans over mixing the cream from all the patrons of one route? 



