BEET JUICE 49 



increased in the process of manufacture, is converted 

 into rum, which is a valuable by-product of the industry 

 in those countries. 



As to the extra purity of diffusion juice in a cane 

 sugar factory, as compared with mill juice in the same 

 factory, Noel Deerr, in his excellent book (1905) " Sugar 

 and the Sugar Cane," 1 gives the figures from a Cuban 

 factory working mills and diffusion side by side. Some- 

 times the ingredients of a sugar solution are defined 

 roughly under only two designations " sugar " and 

 " non-sugar." The object of a sugar factory is to get 

 out as much sugar and as little non-sugar as possible. 



Mills Diffusion 



Breaker 1st Mill 2nd Mill 



Non-sugar I 2 . Q1 2 . 25 2 . 54 ^ 

 per cent. J 



Purity quotient 89.7 87'8 86'5 90'3 



The difference is not so striking as might be expected. 

 1 Published by Norman Rodger, 2 St. Dunstan's Hill, E.G. 



