Within ACL 3.2, the person might not even pay any attention to the effects their actions are having on the surfaces of furniture and tables. Ordinary household dust is a surface property that is noticed within ACL 5.2. All they may notice is the motion in a small spot. Dusting appeals to many women who will happily "dust" in one spot for 5 to 30 minutes. As their attention fades away, the back and forth motions are shortened, rounded, slower, less frequent and gradually discontinued.