37 



Many other advantages are claimed for this new system 

 over the old, which 1 will not now enumerate. 



Flues and Flue Curing. — The cut 21 represents the fur- 

 nace and pipe which is extensively used in tiue curing. 



Figure 21. 



Flues have almost entirely superseded open lires for 

 curing yellow tobacco as being cheaper and better every 

 way. The heat is more readih' controlled by the use of 

 flues, and the tobacco cured by this process is cleaner, 

 brighter and sweeter. The flue is regarded us the best 

 mode for applying heat in the curing process for any type 

 of tobacco requiring the application of artificial heat, and 

 is fast superseding the open wood Are. 



