142 



CAN WASHING 



These hydraulic can wash- 

 ers promise to play an impor- 

 tant and useful part in the 

 efficiency of can washing and 

 the improvement of the qual- 

 ity of the cream in the future. 

 Already a great number of 

 these machines are in opera- 

 tion in milk plants and cream- 

 eries throughout the country. 

 While their high initial cost, 

 their large size, their noise 

 and heat radiation are obsta- 

 cles which limit their use to 

 the larger factories and make them as yet unsuitable for small 

 creameries, these disadvantages may gradually be overcome and 

 are even now offset in part at least by their greater speed and 

 relative efficiency, their greater economy in the use of alkali 



Pig 1 . 19. Can steamer and drier 

 Courtesy Jensen-Cry Mach. Co. 



Pig-. 19A. Progress circular can washer 

 Courtesy Davis-Watkins Dairymen's Mfg. Co. 



solution, and the fact that the cans require less frequent paint- 

 ing than when washed by hand. While their work of cleans- 

 ing, sterilizing and drying the cans may fall short of the work 

 of the most expert washing by hand, the machines yield uni- 



