MODERN MACHINERY. 309 



the glazing material it requires to be dried by heated air 

 in an artificial dryer. 



Roasted coffee is ground by the wholesale manufac- 

 turer, by the retailer, and also by the consumer. Many 

 differently constructed mills are used for this purpose. 

 Some consumers wish to have the coffee coarsely granu- 

 lated; others desire to have it finely granulated, while 

 others require to have it very finely pulverized. After 

 being ground it is ready for the coffee-pot, and thence it 

 is served in the cup. 



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ERSITT; 



