2H20 –> 4 e– + 4 H+ + O2
Intelligent design. How to extract oxygen and high voltage, low amperage, electric current from water, and as a byproduct oxygen.
Start educating yourself with actual facts, not the non sense they teach at some educational institutions for anesthetized people.
Where does the energy required for a human being come? food? really? All that electricity (temperature)?
It comes from water, the safest battery in the solar system, and perhaps, elsewhere in the universe.
Read this article and put 2 and 2 together, please.
http://www.howplantswork.com/2009/02/16/plants-dont-convert-co2-into-o2/