Using an Item That Is Hanging on a Hook Attached to a Tree;
Hanging up a Child's Swing, Cutting off Part of a Candle to Fit into the Candelabra on Yom Tov, Cutting Part of the Wick...
Cutting and eating all other types of fruits (e.g. oranges, grapefruits, cherries) and what to do with the leftover juices.