If you have a doom and gloom somebody in your life that can’t get enough facts about how to survive in the face of disaster, these ten electronic gift ideas will help them feel more secure. Electronic Christmas Gifts for The Worry Wart Dissolved Oxygen Meter This device allows you to check the quality of the water including the amount of oxygen and adjusts for pressure, temperature and salinity.   Air Quality Meters A number of devices are available to test the qualit