Chemistry
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Thallium (atomic symbol Tl) is element 81 on the periodic table. It is a poor metal.

Properties[]

Thallium is extremely toxic and corrosive. It is also present in cigarettes along with lead and cadmium.2 Exposure to thallium can result in thallium poisoning, which can drastically affect the nervous system, cause hair loss, vomiting and birth defects.1

Applications[]

Thallium is one of the most toxic elements on the periodic table.

References[]

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