Page:The story of milk.djvu/49

 Enzymes Destroyed

Enzymes begin to be weakened

{ No other change in Chemical } {    composition             } {           or digestibility } excepting possibly a slight coagulation of albumen

Pasteurizing Temperature Held for (30 Minutes) Then cooled at once to 45° Fahr. and held at that Temperature until delivered to the Customer. Tuberculosis       killed

Typhoid &     "

Septic Sore Throat    "

Diphtheria            "

Effect of heating milk to various temperatures. Published by the Toronto Board of Health