Tetraethyllead - Wikipedia
Tetraethyllead (commonly styled tetraethyl lead), abbreviated TEL, is an organolead compound with the formula Pb (C 2 H 5) 4. It was widely used as a fuel additive for much of the 20th century, first being mixed with gasoline beginning in the 1920s.
Tetraethyl lead (TEL) | Definition, History, Uses, & Poisoning
2024年12月4日 · Tetraethyl lead, organometallic compound containing the toxic metal lead that for much of the 20th century was the chief antiknock agent for automotive gasoline. Beginning in the 1970s, ‘leaded gasoline’ was phased out on account of its contribution to lead poisoning.
Tetraethyllead | Pb(C2H5)4 | CID 6511 - PubChem
Tetraethyl lead is an organolead compound produced by reacting ethyl chloride with a sodium-lead alloy. It was originally used as an antiknock additive in gasoline, but is now found only in some aircraft fuels. Lead is a heavy metal and stable element with the symbol Pb and the atomic number 82, existing in metallic, organic, and inorganic forms.
Tetraethyllead - Chemistry LibreTexts
Tetraethyllead is a toxic liquid that killed more than 40 chemical workers during its early development and manufacturing. Nevertheless, motor companies, oil companies and the US government authorized the manufacture, distribution and use of tetraethyllead (TEL) in gasoline throughout the world.
Leaded Gas Was a Known Poison the Day It Was Invented
2016年12月9日 · That additive: tetraethyl lead, also called TEL or lead tetraethyl, a highly toxic compound that was discovered in 1854. His discovery continues to have impact that reaches far beyond car owners.
Ethyl leaded gasoline | Environmental history
U.S. historians have regarded the invention of ethyl leaded gasoline as a heroic episode in the history of technology rather than a public health disaster that could have been averted.
9: Lead/TEL Chemistry and Toxicity - Chemistry LibreTexts
Although tetraethyllead (TEL): has a molecular weight of 323 g/mol, it is a low viscosity liquid and it is soluble in other liquids such as hexane that have very low intermolecular forces. TEL has a density of 1.7g/cc and boils with decomposition at about 200 degrees Celsius.
Tetraethyllead - Simple English Wikipedia, the free encyclopedia
Tetraethyllead (commonly styled tetraethyl lead), shortened to TEL, is a chemical compound with the formula (CH 3 CH 2) 4 Pb. They add this into petro - fuel. It is first being mixed with gasoline beginning in the 1920s.
Tetraethyl lead Definition & Meaning - Merriam-Webster
The meaning of TETRAETHYL LEAD is a heavy oily poisonous liquid Pb(C2H5)4 used especially formerly as an antiknock agent.
Tetraethyllead - an overview | ScienceDirect Topics
Tetraethyl lead (TEL) is fat-soluble, so absorption through the skin and uptake by the brain is rapid. Because of growing evidence of neurotoxic effects at low dose, TEL was banned from gasoline in the United States, beginning in 1978.