680 



VETERINAEY HYGIENE 



By the sale of Preibank meat, about one-third of the 

 original value is saved instead of the whole being lost. 

 There is no sale effected under false pretences, the public 

 know they are buying the meat of diseased animals, but 

 removed from healthy parts and of good quality. 



Freibank meat is subjected to cooking in a special ap- 

 paratus; the boiling, disinfection, and sterilization being 

 carried out by steam at about 12 lbs. pressure, and a 

 temperature of 212° F. to 248° F. By this process the 

 meat is rendered completely germ free, at the same time it 



Fig. 194. — The Becker-Ullman Cooking or Destroying Apparatus.* 



suffers no loss in its nourishing properties, retains its juices 

 and extractives, and is not as insipid as if boiled.t 



In the apparatus in Fig. 194 the meat, cut in slices 4 inches 

 or 5 inches thick, and 7 lbs. to 14 lbs. in weight, is placed 

 on iron shelves, which are run into a jacketed cylinder. 

 The steam is let in above, either into the jacket or direct 



* 'Public Abattoirs and Cattle Markets': Dr. Schwarz. Translated 

 by Harrap and Douglas. 



+ For information on tbis subject I am indebted to ' Public Abattoirs 

 and Cattle Markets,' from the German of Dr. 0. Schwarz, by Messrs. 

 Harrap and Douglas. 



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