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The MTBE controversy concerns methyl tert-butyl ether (MTBE), a gasoline additive that replaced tetraethyllead. MTBE is an oxygenate and raises gasoline's octane number . Its use declined in the United States in response to environmental and health concerns.
Methyl tert-butyl ether (MTBE), also known as tert-butyl methyl ether, is an organic compound with a structural formula (CH 3) 3 COCH 3. MTBE is a volatile, flammable, and colorless liquid that is sparingly soluble in water. [ 1 ]
MTBE was phased out in the U.S. due to groundwater contamination and the resulting regulations and lawsuits. Ethanol and, to a lesser extent, ethanol-derived ETBE are common substitutes. A common ethanol-gasoline mix of 10 percent ethanol mixed with gasoline is called gasohol or E10, and an ethanol-gasoline mix of 85 percent ethanol mixed with ...
UPDATED: Spanish soccer federation chief Luis Rubiales has been provisionally suspended by the sport’s global governing body FIFA, following a controversial kissing incident that took place ...
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The controversial policy change comes as Meta CEO Mark Zuckerberg defended “masculine energy” and criticized the cultural rejection of masculinity in a recent interview with Joe Rogan.
You can help expand this article with text translated from the corresponding article in Spanish. (March 2023) Click [show] for important translation instructions.
Prime Minister Pedro Sánchez has promoted the amnesty as a way to move past a secession attempt by the then-leaders of Catalonia, a northeastern region centered around Barcelona where many speak ...