viii CONTENTS 



INORGANIC SALTS .* 44 



GASES 45 



ENZYMES OK "LIFE" IN MILK 45 



The Thermal Death-Point of Milk Enzymes 46 



COLOSTRUM ...,,. 47 



Colostrum Corpuscles 48 



Composition of Colostrum 49 



Function of Colostrum 49 



MILK OF DIFFERENT ANIMALS 49 



SUMMARY OF THE DIFFERENCES BETWEEN Cow's MILK AND 



WOMAN'S MILK 62 



m. DIRTY MILK 



AMOUNT OF DIRT 57 



How ORDINARY DIRT MAY BE HARMFUL 57 



TAKING our THE DIRT 59 



THE DIRT TEST 61 



THE MICROSCOPIC EXAMINATION OF MILK 62 



BACTERIA IN MILK 68 



Where the Bacteria come from 70 



The Initial Contamination of Milk 71 



The Significance of the Number of Bacteria in Milk ... 74 



Legal Standards .,,77 



The Kinds of Bacteria in Milk ....... 78 



LEUCOCYTES IN MILK .80 



THE GERMICIDAL PROPERTY OF MILK 81 



WHY MILK SPOILS AND HOW * . , , 82 



COLORED MILK 85 



SLIMY OR ROPY MILK 86 



BITTER MILK .86 



ALCOHOLIC FERMENTATION OF MILK . . 87 



THE EXCRETION OF DRUGS AND OTHER SUBSTANCES IN MILK 87 



