Thallium

Thallium

Thallium (pronounced /ˈθæliəm/) is a chemical element with the symbol Tl and atomic number 81. It is a gray post-transition metal that is not found free in nature.

Etymology

The name Thallium is derived from the Greek word 'thallos', which means a green shoot or twig, referring to the green spectral line that identified the element.

Properties

Thallium is a soft, malleable gray metal that resembles lead in physical properties. It is highly toxic and was used in rat poisons and insecticides, but its use has been cut back or eliminated in many countries.

Uses

Thallium is used in the electronics industry, the pharmaceutical industry, and in glass manufacturing. It is also used in the medical field for certain diagnostic procedures.

Health Effects

Exposure to thallium can result in harmful health effects, including damage to the nervous system, heart, lungs, and kidneys. It can also cause hair loss and changes in the color of the skin.

Related Terms

• Chemical element
• Post-transition metal
• Toxicity
• Electronics industry
• Pharmaceutical industry
• Glass manufacturing
• Diagnostic procedures
• Nervous system
• Heart
• Lungs
• Kidneys
• Hair loss
• Skin color

External links

• Medical encyclopedia article on Thallium
• Wikipedia's article - Thallium

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