HHO GAS-it does come from h20, what is h2o? { water }. How can water be a gas? Water has hydrogen in it and hydrogen is a gas. Hydrogen as a gas can be burned as fuel. How do you get hydrogen out of water. It is buy the use of an electrical current that separates the hydrogen from the oxygen and makes a gas out of the two. WE can show you how to do this with our guide. It is easy to do with the help of the guide. 
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