TRANSPARENCY TEST 



199 



cient is of great moment. Different inspectors will in- 

 terpret the same result quite differently. When one is 

 experienced in examining with the lactoscope the milk 

 of a given breed of cows, he may become so proficient 

 that he can make a fair estimate of the fat content, but 



Fig. IX. 



00 



Feser's Laitoscoiii-. 



i.^UL'Vuniie'-' Liietodensimetcr. 



when another kind of milk is examined the result may 

 not be so accurate. If milk tests normally, both in re- 

 spect to specific gravity and lactoscopically, it is not apt 

 to be much skimmed or watered. 

 The following is from Leach : "'- 



A. E. Leach, Fcmd Inspection and Analysis. New York, 1905. 



