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tetraethyl lead
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The molecular structure of tetraethyl lead.
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The molecular structure of tetraethyl lead.
The molecular structure of tetraethyl lead.

tetraethyl lead

chemical compound
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Also known as: TEL, tetraethyllead
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Last Updated: • Article History
Also spelled:
tetraethyllead
Key People:
Thomas Midgley, Jr.

News •

Leaded gas created a mental health crisis for this generation • Dec. 5, 2024, 1:47 AM ET (USA Today)

tetraethyl lead (TEL), organometallic compound containing the toxic metal lead that for much of the 20th century was the chief antiknock agent for automotive gasoline, or petrol. Beginning in the 1970s, “leaded gasoline” was phased out, first in the United States and then in Europe and around the world, on account of its contribution to lead poisoning and its interference with pollution-control devices installed in automobiles. The compound, manufactured by the action of ethyl chloride on a powdered alloy of lead and sodium, is a dense, colourless liquid that is quite volatile, boiling at about 200 °C (400 °F). The ...(100 of 622 words)

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