| Avoid king mackerel, which accumulates more toxins, including mercury, than other mackerel species because of its size. |
| Recent studies have shown that marine fish such as shark, swordfish, and king mackerel can also contain high levels of mercury. |
| Water is passed through a disinfecting chamber containing a quartz mercury lamp that emits ultraviolet light rays. |
| In several locations, rivers of mercury flowed from the planet's core, and occasional bursts of exploding methane jetted from the deeper craters. |
| The acetylides of silver, copper, mercury, and gold are detonated by heat, friction, or shock. |
| For example, tobacco plants can absorb heavy metals, mercury, copper, and lead. |
