Drop or impact the packaged product according to the following sequence:
a. test the most fragile face-3 corner , if not known, test the 2-3-5 corner ;
b. the shortest edge radiating from the corner tested;
c. the next longest edge from the corner tested;
d. the longest edge radiating from the corner tested;
e. flat on one of the smallest faces;
f. flat on the opposite faces;
g. flat on one of the medium faces;
h. flat on the opposite medium face;
i. flat on one of the largest faces
j. flat on the opposite large face