How to build a HHO Fuel Cell for less than $20

Terry Tech

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How to build a HHO Fuel Cell for less than $20 HHO is a highly explosive gas. Use EXTREME CAUTION !!! This video explains the basic construction of a HHO fuel cell. What you do with the fuel cell after construction is your baby!

08/15/15

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How to build a HHO Fuel Cell for less than $20

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