https://money.cnn.com/2008/06/16/auto...ex.htm?cnn=yes

The FCX Clarity, which runs on hydrogen and electricity, emits only water and none of the gases believed to induce global warming. It is also two times more energy efficient than a gas-electric hybrid and three times that of a standard gasoline-powered car, the company says.

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And now a car that runs on water! from Japan of course!

https://www.financialexpress.com/news...-water/322368/

__________________
"The nurse should be cheerful, orderly, punctual, patient, full of faith, - receptive to Truth and Love" Mary Baker Eddy
Visit www.HealthSalon.org

The way we current produce and store hydrogen are the main draw backs to its use. We really want to be able to make it on demand. (aka Stan Meyer's)

However this one looks interesting.