2 DAIRY LABORATORY GUIDE 



rinse thoroughly with hot water and allow them to 

 drain. Wipe every part of the remaining labora- 

 tory apparatus with clean waste, also the shelves 



Fig. 2. — Bottle Washer 



and drawers to be used, removing every particle of 

 dust. Arrange apparatus in a neat, convenient, and 

 orderly manner for future use. 



EXERCISE II 



Ceeam Separators 



Carefully examine all parts of each separator, be- 

 ginning with the frame. See that it is perfectly 

 level. Why? Note foundation of the separator and 

 see that it is sohd and that the separator is firmly 

 fastened to it. Take out upper and lower bearings 

 and wipe carefully with clean waste, oil with clear 

 separator oil and replace. Determine method of 

 raising and lowering the bowl for proper adjustment. 



