132 



CREAMERY BUTTER MAKING 



With the automatic valve it is possible for the man who 

 weighs in the milk also to weigh out the skim-milk with 

 little additional work. The device is unpatented and costs 

 not rrlore than one dollar. Attached to an ordinary plat- 



Ar- 



Fig. 30. -Apparatus for distributing skim-milk and buttermilk. 



form scales, it furnishes with them an ideal skim-milk 

 weigher which is cheap, simple, accurate, and needs no 

 repairs. 



PASTKURIZATION OF SKIMMILK. 



Objects; There are two main purposes in pasteuriz- 

 ing skimmilk: One is to preserve the feeding value by 



