34 MILK-ANALYSIS. 



much as 100 c. c. of London water contains only 0.03 gram 

 mes of mineral matter, whilst 100 c. c. of milk contains 0.73 

 grammes of mineral matter. Watering will, therefore, be 

 indicated by diminished ash ; and in cases of watering, it is 

 worth while to make a careful determination of ash as a 

 sort of confirmatory test. 



