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Fuel icon - also known as nature, fuel, environment, green, eco, ecology, and ecology and environment. Created in a clean detailed outline style, perfect for web, apps, and UI projects. Available in SVG and PNG, with multiple style variants.
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    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 64 64"
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