Researchers at Ohio State University have developed a new automobile exhaust system that they claim simultaneously cuts emissions and boosts engine power. The OSU system replaces the multiple parts of a standard car exhaust with a single unit design. Their data reveal the new system increases engine performance 5% while reducing emissions by 15%. Ahmet Selamet, associate professor of mechanical engineering at OSU, developed the design with former graduate student Kris Norman, now a ...

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