NOVELTY - A controlled electrolysis system for generating hydrogen gas by creating an electrode with a magnetic field and controlling the magnetic field strength to control a rate of hydrogen production comprises: a first electrode; an electrolyte comprising colloidal silver, colloidal magnesium, and nano-metal particles, the electrolyte in contact with the first electrode; a conductive body portion in contact with the electrolyte; and a magnetic element having a magnetic field at least partially encompassing the conductive body portion.    USE - The systems are useful for generating hydrogen gas by creating an electrode with a magnetic field and controlling the magnetic field strength to control a rate of hydrogen production (claimed).    DETAILED DESCRIPTION - A controlled electrolysis system for generating hydrogen gas by creating an electrode with a magnetic field and controlling the magnetic field strength to control a rate of hydrogen production comprises: a first electrode; an electrolyte comprising colloidal silver, colloidal magnesium, and nano-metal particles, the electrolyte in contact with the first electrode; a conductive body portion in contact with the electrolyte; and a magnetic element having a magnetic field at least partially encompassing the conductive body portion, the magnetic field pulling nano-metal particles from the electrolyte to at least partially coat a surface of the conductive body portion to form a second electrode, a strength of the magnetic field controllable to either increase or decrease a rate of hydrogen production by controlling an extent of the surface of the conductive body portion coated with nano-metal particles. INDEPENDENT CLAIMS are:    (1) a system for controlled generation of hydrogen gas by creating an electrode with a magnetic field and controlling the magnetic field strength to control a rate of hydrogen production comprising: a first non-magnetic electrode; an electrolyte comprising colloidal silver, colloidal magnesium, and nano-metal particles; a hollow body having a conductive portion and an insulated portion, the hollow body located in contact with the electrolyte; and a magnetic element having a magnetic field, the magnetic field at least partially encompassing the hollow body, the magnetic field pulling nano-metal particles from the electrolyte to at least partially coat an outer surface of the conductive portion to form a second electrolyte and produce hydrogen, an extent of influence of the magnetic field on the conductive portion controlled variable to control a rate of hydrogen production; and    (2) a system for controlled generation of hydrogen gas by creating an electrode with a magnetic field and controlling the magnetic field strength to control a rate of hydrogen production comprising: a cell comprising: a first non-magnetic electrode; an electrolyte comprising colloidal silver, colloidal magnesium, and nano-metal particles, the nano-metal particles comprising at least one of nano-nickel, nano-iron or a nano-nickel-iron alloy, the electrolyte in contact with the first non-magnetic electrode; a hollow body having a conductive portion and an insulated portion, the hollow body in contact with the electrolyte; and a controlled magnetic element located within the hollow body and pulling nano-metal particles from the electrolyte to at least partially coat an outer surface of the hollow body to form a second electrode to produce hydrogen by electrolysis, the magnetic element controlling a rate of hydrogen production by controlling a strength of a magnetic field at the conductive portion of the hollow body; and a gas-tight end cover enclosing contents of the cell, the end cover having an outlet for removal of produced hydrogen.    DESCRIPTION OF DRAWING(S) - The drawing shows the side view of the system.