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    Ethanol Blending

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    Understanding E20 Fuel: What It Is and Why It's Controversial
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    Aug 18, 2025

    Understanding E20 Fuel: What It Is and Why It's Controversial

    E20 fuel refers to petrol blended with 20% ethanol and 80% fossil fuel gasoline. Ethanol, commonly produced from renewable plant sources such as sugarcane or corn, is an alcohol-based biofuel. The rationale behind increasing the ethanol content in fuel is multifaceted: