ACIDITY IN DETERMINING SOUNDNESS OF CORN 
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 
Fig. 2.— Balance, weights, and spatula. 
necessary in order to correct these defects before the department 
would be justified in making a definite announcement; 
