THE MANUFACTURE OF VINEGAR. 



457 



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FIG 90. Rapid process vinegar apparatus. V, mass of beech chips over which 

 the alcoholic liquids run from H; H, false head with numerous small holes and threads 

 for the slow and equal distribution of the liquid; E, filtering trough for the intermittent 

 supply at liquid; O, opening for the entrance and exit of air. t path of air. path 

 of liquid. (Original.) 



