LAWS RELATING TO ANIMAL INDUSTRY. 15 



tare for a period of not less than twenty-five minutes, and 

 immediately thereafter of cooling the same to a temperature 

 of not above fifty degrees Fahrenheit; provided, that when 

 cream is pasteurized to be used and is used in the manu- 

 facture of butter, or when milk is pasteurized to be used and 

 is used in the manufacture of cheese, and where the process 

 of ripening or starting in each case is to be commenced imme- 

 diately, then it shall not be required that such cream or milk 

 be cooled to a lower degree than is necessary for such ripening 

 or starting. All pasteurized cream or milk used in the manu- 

 facture of pasteurized butter and cheese, respectively, shall 

 be pasteurized at and in the plant where such butter or cheese, Re ^^^^ 

 as the case may be, is manufactured therefrom. Repasteuriza- tion 

 tion of any milk is hereby expressly forbidden. 



Also all apparatus used for the pasteurization of milk, skim Pasteuriza- 

 milk or cream shall be kept in strictly clean and sanitary apparatus 

 condition and shall be equipped with a recording thermometer 

 device which will accurately record the temperature to which, 

 and the length of time for which the pasteurized product has 

 been heated. All recording thermometer devices used in the 

 pasteurization of any such milk, skim milk or cream must be 

 approved by and at all times subject to the approval of the 

 state dairy bureau, the state board of health, and of all other 

 state, county and municipal officers charged with the enforce- 

 ment of laws and ordinances respecting dairy products or the 

 public health ; and all persons, firms or corporations using 

 pasteurizing apparatus within the State of California shall 

 preserve and keep on file, for a period of not less than two 

 months after the same are made, all records made by such 

 thermometer, or in lieu of such preservation may deliver such 

 records to any public officer authorized by law or ordinance to 

 receive the same, and said records shall, at all times, be open 

 to the inspection of the state dairy bureau, the state board of 

 health, and of all other state, county and municipal officers 

 charged with the enforcement of laws and ordinances respect- 

 ing dairy products or the public health. (As amended, 

 Stats, 1915', p. 333.) 



SEC. 30. It shall be unlawful for any person, firm or cor- 

 poration to sell, exchange or deliver, or to offer for sale, skimmed 

 exchange or delivery, or to cause or permit to be sold, 

 exchanged or delivered, or to be offered for sale, exchange or 

 delivery, or to have in possession for sale, exchange or delivery, 

 any milk from which any part of the cream shall have been 

 removed, or any skimmed milk, unless the same be offered for 

 sale and sold as skimmed milk, or unless there shall be attached 

 to the outside of every vessel, can or package from or in which 

 such skimmed milk is sold or held for exchange or delivery, 

 a tag upon which shall be printed in black letters at least one 

 inch in height the word ' ' skim ' ' or the words ' ' skimmed milk. ' ' 



