to the opposing side of the dewatered fibrous web 33 and or the dried fibrous web 36 along the z direction of the dewatered fibrous web 33 and or the dried fibrous web 36 the first and or the second chemical additives 24 and 25 may be applied so as to establish a gradient wherein about 66 percent of each of the first and or the second chemical additives 24 and 25 is located from the side of the dewatered fibrous web 33 and or the dried fibrous web 36 treated with the first and or the second chemical additives 24 and 25 to the middle of the dewatered fibrous web 33 and or the dried fibrous web 36 along the z direction of the dewatered fibrous web 33 and or the dried fibrous web 36 and about 33 percent of each of the first and or the second chemical additives 24 and 25 is located from the middle of the dewatered fibrous web 33 and or the dried fibrous web 36 to the opposing side of the dewatered fibrous web 33 and or the dried fibrous web 36 along the z direction of the dewatered fibrous web 33 and or the dried fibrous web 36 it is understood that in any of these embodiments the first and second chemical additives 24 and 25 may be each applied an opposing side of the dewatered fibrous web 33 and or the dried fibrous web 36 alternatively the first and second chemical additives 24 and 25 could be applied to both opposing sides of the dewatered fibrous web 33 and or the dried fibrous web 36 in still another variation the first and second chemical additives 24 and 25 could be applied to.