HHO Cells, Hydrogen generator maufacturers, Hydrogen Cell systems, Bob Boyce® catalytic technology, Hydroxy Gas™ We learned from the expert : Bob Boyce® how to make the most % of ortho hydrogen in our cell designs, a magnetic spin state of hydrogen, 4x's more powerful than para (tank) hydrogen. 95% of all HHO cell designs are a copy of Bob's 1981 series cell patent. Come listen and learn.