140 



VINEGAR, CIDER, AND FRUIT-WINES. 



the manner in which the respective inventors sought to overcome 

 the difficulties arising from the use of badly constructed appa- 

 ratus. 



Singer's Vinegar Generator. 



Singer's apparatus consists of a number of shallow vats for the 

 reception of the alcoholic liquid. These vats are connected with 

 each other by a number of tubes so that the alcoholic liquid after 

 it has risen to a certain height in one vat reaches the next one 

 below and finally runs off as finished vinegar into a collecting 

 vessel. 



Fig. 36. 



Singer's Vinegar Generator (Cross Section). 



Fig. 36 shows the apparatus in cross section. The five vats 

 are marked A, A v B, B 19 and C. In the bottoms of A and A l 

 are placed thirty-seven tubes, and in the bottoms of B and B, 



