Toyota, Cummins eye hydrogen-combustion engines

A Toyota Corolla prototype uses a hydrogen combustion engine, shown in this illustration. Below, Cummins displayed a truck prototype that uses a hydrogen combustion engine at the IAA Transportation conference in Germany in September.

November 06, 2022 07:00 PM

As auto and truck manufacturers invest heavily in hydrogen fuel cell transport, they are considering another alternative — hydrogen combustion engines that can replace diesel motors in a broad array of vehicles.

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