20 of the all-time best hints for making household repairs – [Al Carrell] Dripless Lube Job Use petroleum jelly instead of oil on door hinges. That way you don’t have to worry about oil dripping on the carpet. Lube Locks the “Write” Way First, transfer graphite from a soft lead pencil to a key by rubbing the pencil over the key as if you were coloring it. Then put the key in the lock and move it in and out several times. Also turn the key back and forth. Your lock will love it. Stubborn Hinge Pin To remove a hinge pin from a door, insert a nail into the hole at the bottom of the barrel and then drive the pin upward.