lead tetraethyl
Definition
- Noun:
- A chemical compound: A clear, oily, poisonous liquid compound, specifically tetraethyllead, historically added to gasoline as an antiknock agent to improve engine performance.
Usage Examples
- Noun:
- The use of lead tetraethyl in gasoline has been banned in most countries due to its toxicity.
- Scientists discovered that lead tetraethyl was a major source of environmental lead contamination.
Advanced Usage
- Technical/Historical Context: The term is primarily used in historical, environmental, and chemical engineering contexts to discuss past fuel additives and their impacts.
- The phase-out of lead tetraethyl is considered a major public health achievement.
Variants and Related Words
- Tetraethyllead (TEL): The systematic chemical name for lead tetraethyl.
- Antiknock agent: A general term for substances like lead tetraethyl added to fuel to prevent engine knocking.
- Leaded gasoline: Gasoline that contains lead tetraethyl.
Synonyms
- Tetraethyllead (TEL): The full chemical name.
- Lead additive: A more general term.
Related Phrases
- To phase out lead tetraethyl: To gradually stop using this additive.
- Governments worldwide moved to phase out lead tetraethyl from automotive fuel.
Noun
-
a clear oily poisonous liquid added to gasoline to prevent knocking
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