In extreme cases, aviophobia symptoms may include an episode of regurgitation, lose of bowel control, and losing consciousness. A strong sense of shame and being a failure is often present in people suffering with this type of phobia.
Other batteries, such as AAA, AA, C, and D alkaline; atomic; and lithium-ion batteries, do not contain mercury. Mercury Use in Batteries. Table 1 presents the total amount of mercury contained in mercury batteries sold in the U.S. in years 2001, 2004, and 2007.4.
Some energy-saving light bulbs contain a tiny amount of mercury, sealed inside the bulb. In one bulb, there's usually less than 4mg (about enough to cover the tip of a ballpoint pen). Fluorescent light strips or tubes, such as those sometimes used in kitchens and garages, also contain small amounts of mercury.