Questions tagged [mercury]

The chemical element with atomic number 80 and symbol Hg. The only metal liquid at room temperature. Known to the ancients as it sometimes occurs natively in the environment. Its vapour and many compounds are toxic.

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How dangerous is a broken compact fluorescent lamp (CFL)?

The energy-saving compact fluorecent lamps (CFLs) contain some amount of mercury. If they break, it might be released. I've heard claims that they are really dangerous, and claims that the amount of mercury is completely harmless. So how dangerous…
Mad Scientist
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