. "f one-sided corrugated cardboard, as mentioned above.FIGS. 3a and 3b are a perspective view showing a pallet using water-resistant corrugated cardboard in the beam portion.FIG. 4 is a table showing changes in the corrugated cardboard block under planar compression over time.FIG. 5 is a table showing changes in the corrugated cardboard block under perpendicular compression over time.DETAILED DESCRI" . . .