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Posts Tagged: E15 Gas

E15 Gas

E15 gas — pros and cons What is E15 gas? E15 gas is a blend of approximately 85% traditional gasoline and 15% ethanol alcohol. It’s rated at either 88 octane. Why add ethanol to gasoline Refiners used to use Methyl tert-butyl ether (MTBE) as an additive to replace tetraethyl lead to increase octane and reduce knock. However MTBE is a major pollutant when it enters the water table after being spilled at gas stations and in marine applications. By 2007, most states had banned the use of MTBE. So refiners … Read More

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