Remove car dents
Before forking over big bucks to have an auto body repair shop pull a dent out of your car, try this: Wet a plumber’s plunger, push it over the dent, and then pull it out sharply.
Catch chips when drilling ceiling
Before you use a star drill to make an overhead hole, remove the handle from a plunger and place the cup over the shank of the drill. The cup will catch falling chunks of plaster, cement, or brick.