When you take a vacation, don't forget to give your appliances a rest too. Turn off and unplug everything you can, set your water heater to the lowest setting and shut off the water supply to the dishwasher and washing machine.
While screwdrivers may look like pry bars, chisels, punches and scrapers, they should never be used for such purposes. A screwdriver is most effective when its blade is straight, balanced and sharp. Misusing yours will keep it from performing best when you need it to do what you bought it to do…drive screws. Also, be sure that the handle is clean and free of slippery oil or grease.