The Bulletin" 



33 



stained in a manner whereby damage or inferiority is concealed, or if it 

 contains any added poisonous or other added deleterious ingredient 

 which may render such article injurious to health. 



"Investigations have shown that in the bleaching of flour by the 

 Alsop process both classes of adulteration exist. The bleaching agent, 

 nitrogen peroxide, is a poisonous substance and is left in the flour after 

 the bleaching is completed. By bleaching, low grade flours are made to 

 appear like high grade products, the appearance of them being improved 

 without improving their quality. 



"The owners of the patent rights for the bleaching process have made 



