Formula 1 is on schedule to use 100 percent sustainable fuel in its race cars by 2026, according to managing director of motorsports Ross Brawn. F1 cars are using E10 fuel this year that includes 90 percent fossil fuel and 10 percent ethanol. Meanwhile, a 'drop-in' fully sustainable fuel is being developed with a goal of not having to modify the engines that run it. That means transitioning to fully sustainable fuel without sacrificing speed. It's all part of F1's plan to have a net-zero carbon footprint by 2030. 'We're working on an E fuel where the carbon circle is completely neutral so the carbon utilized to produce that fuel is the same quantity as the carbon emitted from the internal...
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