152 THE MILK QUESTION 



tain more than 10,000 bacteria per cubic centimetre, and shall 

 not contain on an average more than 10,000 bacteria per cubic 

 centimetre this average shall be based upon bacteriological 

 examinations covering a period of ninety days, and the counts 

 shall be made at least once a week during this time. 



Certified milk must be bottled at the point of production, rap- 

 idly chilled, kept cold, and delivered promptly to the consumer. 

 After it is once chilled, the temperature of certified milk should 

 at no time go above 45 F., but never below 32 F. 



Certified milk shall be normal milk; that is, neither heated, 

 frozen nor altered in any way except strained and cooled. 



Certified milk shall be of uniform quality and contain not less 

 than 3.8 per centum nor more than 4.2 per centum of fat, unless 

 it is labeled otherwise, in which case it shall not vary more than 

 0.2 per centum from the amount stated on the label. 



Certified milk shall not be subjected to the action of heat; shall 

 not be subjected to the action of any preservative whatever, 

 except cold; shall not be subjected to the action of light, elec- 

 tricity, pressure, or any special force or agency of any kind for any 

 purpose; no substance of any kind shall be added to the milk for 

 any purpose; and no part of the milk shall be removed. 



Further, certified milk shall be produced under the following 



SPECIAL CONDITIONS 

 Location and character of lands 



Pastures or paddocks to which cows have access shall be 



(1) Free from marsh or stagnant pools. 



(2) Crossed by no stream which might easily become danger- 

 ously contaminated. 



(3) At sufficient distance from offensive conditions to suffer 

 no bad effect from them. 



(4) Free from plants which affect the quality of the milk 

 deleteriously. 



Surroundings of buildings 



Surroundings of all buildings shall be kept clean and in good 

 order. The accumulation of dirt, rubbish, manure, or decayed 

 matter shall not be permitted. The stable-yard shall be well 

 drained. 



