using Suspenders, Bending a Spoon or Fork Back into Shape, Detaching Two Tissues, Bending Back the Frame of Eyeglasses, and Putting Foam Stuffing in...
Various important examples which come up on Shabbos in conjunction with the halachas of perfuming or putting in a nice smell into an item;
putting in and taking out a extra piece of the table; removing rust from a utensil; an adult playing with a child Lego, fixing...