ACIDITY IN DETERMINING SOUNDNESS OF CORN. 3 



APPARATUS. 



A special apparatus is being perfected whereby the time of making 

 acidity determinations can be reduced to approximately 30 minutes. 



Fig. 1. — Power mill for grinding samples of corn. 



Some mechanical defects have been found in the apparatus used in 

 the preliminary investigations and further experimental work is 



Eig. 2.— Balance, weights, and spatula. 



necessary in order to correct these defects before the department 

 would be justified in making a definite announcement. 



