THE USES OF WHEAT PRODUCTS 173 



ally. This quantity supplies only about one half the 

 demand. The industry is growing rapidly, how- 

 ever, and the products are being widely advertised 

 as " the best in the world," and " made in America 

 from American-grown wheats." 



\ 



Copyright by Underwood and Underwood. 

 FIG. 80. Drying macaroni in the open air, Naples. 



In the manufacture of macaroni the grain is 

 ground into a coarse granular product, called 

 semolina. This is put into a large mixer and boiling 

 water is added. The 'mass is stirred and then 

 kneaded into a dough. This is put into a cylinder 



