PACKING AND MARKETING BUTTER 114 



Fig. 29. — Butter printers for printing butter from square boxes and from 

 tubs after thorough chilling in the refrigerator. 



double thickness of parchment paper over the top and upon 

 this oversaturated brine. 



Butter shipped to tropical countries is packed in tin 

 cans which are hermetically sealed. 



Paraffining Butter Packages. During recent years 

 buttermakers and butter dealers have suffered consider- 

 able losses from moldy butter caused by the growth of 

 mold on the liners and on the inside of the tubs. Rogers 

 of the United States Department of Agriculture has shown 

 that this trouble can be prevented with certainty by coat- 

 ing the inside of the tub with a layer of paraffin. He 

 says: "With paraffining not only are the molds and 

 their spores already on the tub prevented from growing, 

 but the wood is covered with a surface from which molds 



