are known sometimes to lead to the formation 

 of lactic acid, CH 3 CHOHCOOH, methyl- 

 glyoxal, CH 3 *CO*CHO, and formaldehyde, 

 H-CHO. Further, as Neff has shown, 1 many 

 other substances may also be formed. Such 

 bodies chiefly belong to the class of oxyacids. 

 It is also certain that a great variety of other 

 simple sugars resembling glucose, levulose, 



iNeff, "Liebig's Annallen," 376, p. 1, 1910, and 357, 

 p. 294, 1907. 



Q 



