1.   A small vessel containing mercury is added from which extend two hollow copper wires.

2.   These alkaline batteries do not contain mercury.

3.   Vegetables, meat, cereals and fruit all contain mercury but it is fish that provides the most significant input to the human diet.

4.   A host of environmental groups support the bills, which have met opposition from dentists and manufacturers of devices that contain mercury.

5.   In addition, some vaccines, like flu shots, occasionally given to small children contain mercury, as do some over-the-counter products, like nasal sprays.

6.   In June, the EPA announced that fluorescent bulbs, which contain mercury, could now be recycled to keep them out of waste dumps.

7.   Now they are in wide use by professionals and in the homes of happy parents who never want to pick up another fragile tube containing mercury.

8.   Over the course of his life, they gave him medicines containing mercury that poisoned and finally killed him.

9.   Switches often contain mercury, as do the fluorescent bulbs that light up liquid-crystal displays.

10.   The fish contain mercury at levels that could be dangerous for fetuses or children.