TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Composition: The reaction chamber comprises a second reactant (R2) (20), comprising hydrogen/bearing fuel comprising solid metal (M) borohydride. The reaction chamber comprises catalyst(s), hydrogen bearing fuel and additive comprising alcohol (which is methanol). The metal (M) is group IA and IIA metal of periodic table.The reactant (R1) comprises water, alcohol(s) and/or acid(s).The reactants (R1 or R2) comprise catalyst (C1).The catalyst (C1) comprises group IB-group VIIIB metal of periodic table.The catalyst (C1) is cobalt chloride.The gas generator further contains catalyst comprising iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium, iridium, copper, silver, gold, zinc, cadmium, mercury, scandium, titanium, vanadium, chromium and manganese, and liquid impermeable/gas permeable component.The gas comprises nitrogen, oxygen, fluorine, chlorine, helium, neon, krypton, xenon, radon and/or hydrogen.The reservoir is pressurized by spring, piston, liquefied hydrocarbon, propellant gas and/or self-contracting walls.The reservoir comprises catalyst(s), agent capable of reacting with the hydrogen bearing fuel in presence of the catalyst to produce the gas, and additive comprising alcohol(s) (which is methanol).The alcohol in the fuel is methanol, ethanol, isopropanol, n-butanol, t-butanol and/or ethylene glycol.The metal hydride comprises sodium borohydride, lithium borohydride and potassium borohydride.The aqueous solution further comprises acetic acid.The catalyst (C2) comprises of iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium, iridium, platinum, copper, silver, gold, zinc, cadmium, and mercury.The catalyst comprises a cation of a transition metal, and anion.The cation comprises iron (II), iron (III), cobalt, nickel (II), nickel (III), ruthenium (III), ruthenium (IV), ruthenium (V), ruthenium (VI), ruthenium (VIII), rhodium (III), rhodium (IV), rhodium (VI), palladium, osmium (III), osmium (IV), osmium (V), osmium (VI), osmium (VIII), iridium (III), iridium (IV), iridium (VI), platinum (II), platinum (III), platinum (IV), platinum (VI), copper (I) copper (II), silver (I), silver (II), gold (I), gold (III), zinc, cadmium, mercury (I) and mercury (II).The anion comprises hydride, fluoride, chloride, bromide, iodide, oxide, sulfide, nitride, phosphide, hypochlorite, chlorite, chlorate, perchlorate, sulfite, sulfate, hydrogen sulfate, hydroxide, cyanide, thiocyanate, cyanate, peroxide, manganate, permanganate, dichromate, carbonate, hydrogen carbonate, phosphate, hydrogen phosphate, dihydrogen phosphate, aluminate, arsenate, nitrate, acetate, and oxalate.