HHO Technology

[AndrewBird]

Mythbusters test this several years back. They proved that it did technically work, but that it coat more money them what you would save on fuel, exactly as mrsleeve said.

[dnguyen1963]

I can't believe this topic is coming up again. If it sounds too good to be true then it is not! People would be making millions or billions by now if the idea actually works.

[cunninglinguist]

Only if produced with solar energy or during regenerative braking. But then will the fuel savings ever offset the cost of the equipment investment?