xii CONTENTS 



PAGES 



Transportation of milk 170 



Treatment in the city 172 



Pasteurization of milk and cream .... 172 

 Methods of pasteurization ..... 174 

 Advantages of low- temperature pasteurization . 176 

 Temperatures and methods most suitable for pas- 

 teurization 177 



Handling pasteurized milk 179 



Cost of pasteurizing milk ... . 180 



Converting pounds to quarts and quarts to pounds . 180 



Standardizing milk and cream . . 181 



Delivery in town and city ' 183 



The cost of clean milk 184 



Grading of milk and cream 185 



Score cards for city milk plants 192 



Score card for milk 194 



Score card for cream 197 



The care of milk in the home 199 



Receiving the milk . . . 200 



Handling and keeping milk 200 



The refrigerator 201 



Cleaning empty bottles and utensils . . 202 



Contagious disease 202 



Pasteurization of milk in the home . . . 203 



CHAPTER VII 



CERTIFIED MILK 206-223 



Obstacles to the profitable production of certified milk 209 

 The future of certified milk . 211 

 Methods and standards for the production and distribu- 

 tion of certified milk .... 212 



Hygiene of the dairy 212 



Transportation ... . 216 

 Veterinary supervision of the herd . 217 

 Bacteriological standards .... 218 

 Chemical standards and methods . 219 

 Methods and regulations for the medical examina- 

 tion of employees; their health and per- 

 sonal hygiene 221 



