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Yeah a gasafire i think its called. You can also take 2 platinum chunks and put a positive current to one and a negitive current to the other in a container of water and it will seperate the hydrogen from the oxyegen and you you can run most combustion engins off it. Oh also there is the desiel conversion where u can run your car off used cooking oil.
Hell some old military trucks ran off used motor oil.
lol