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How Do Hydrogen Fuel Cells Work?

Hydrogen fuel cell cars seem great: hydrogen and oxygen in, nothing but water out. But if that hydrogen comes from dirty, carbon-emission spewing power plants, your sustainable car might not be so green after all.

How Do Hydrogen Fuel Cells Work?

8m 11s

Hydrogen fuel cell cars seem great: hydrogen and oxygen in, nothing but water out. But if that hydrogen comes from dirty, carbon-emission spewing power plants, your sustainable car might not be so green after all.

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