). In each of the five experimental diets, 300 g
were withdrawn and ground to dust, and then, 1 % of this was weighed and replaced by the same weight of Cr2O3. Warm water was added to make a moist mixture, which was pressed
again with a meat grinder and dried at 60 C. The noodles obtained were broken into small
pieces, packed and stored in a refrigerator at 5 C until further use.