TECHNOLOGY FOCUS - CHEMICAL ENGINEERING - Preferred Process: The wax and surfactant are agitated through at least one of ultrasonication, high-pressure homogenization, and micro fluidization. The electrolyte is added to the wax emulsion, and the electrolyte and the wax emulsion are agitated through at least one of bath sonication and spin mixing. The addition of the electrolyte to the wax emulsion involves spraying a liquid electrolyte onto the at least one wax particles in the wax suspension. The removal of solvent from the mixture involves removing the solvent from the mixture through solution casting method. The wax particles are configured to form a nonconductive barrier on the one or more electrodes when the wax is melted.    TECHNOLOGY FOCUS - ELECTRONICS - Preferred Components: The article further comprises one or more electrodes in contact with the gum-like mixture, temperature sensor, voltage converter, regulator circuit, voltage tap, and battery charge state monitor.    TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Composition: The electrodes comprises lithium cobalt oxide, lithium metal, sodium metal, lithium iron phosphate, sodium iron pyrophosphate, lithium nickel manganese cobalt, lithium iron fluorophosphates, lithium manganese oxide, silicon, carbon nanotubes, graphite, graphene, carbon nanofiber, carbon fibers, and/or vanadium (V) oxide.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The solvent comprises water, acetonitrile, dimethylformamide, chloroform, propylene carbonate, ethylene carbonate, dimethyl carbonate, and/or diethyl carbonate. The lithium salt comprises at least one of lithium perchlorate, lithium terafluoroborate, lithium hexafluorophosphate, lithium hexafluoroarsenate, and lithium bis(trimethylsilyl)amide. The sodium salt comprises at least one of sodium perchlorate, sodium sulfate and sodium nitrate. The dispersing medium comprises at least one of propylene carbonate, ethylene carbonate, dimethyl carbonate, diethyl carbonate, and water. The electrolyte comprises 10-60 wt.% lithium salt and/or sodium salt. The lithium salt comprises ratio of ether oxygen atoms to lithium cations of 3:1-20:1. The electrolyte is a liquid electrolyte.    TECHNOLOGY FOCUS - POLYMERS - Preferred Process: During formation of gum-like electrolyte composition, the addition of at least one electrolyte to the wax emulsion involves forming a shell comprising at least one electrolyte around a core comprising the wax emulsion, and providing the wax emulsion involves combining a wax with a surfactant (225), and agitating the wax and the surfactant to obtain the wax emulsion. Preferred Composition: The wax comprises paraffin, paraffin wax, soy wax, polypropylene, polyethylene, polystyrene, montan wax, candelilla wax, carnauba wax, beeswax, polyethylene wax, and/or maleated hydrocarbons. The surfactant comprises polyethylene-block-poly(ethylene glycol), lithium dodecyl sulfate, sodium dodecyl sulfate, sucrose distearate, sucrose monostearate, phosphatidylethanolamine, polyacrylic acid, polyethylacetate, dimethylacrylamide, n-isopropylacrylamide, polyvinylpyrrolidone, polyethyleneimine, sorbitan, alkyl polyglycoside, sorbitan ester, methyl glucoside ester, amine ethoxylate, diamine ethoxylate, polyglycerol ester, alkyl ethoxylate, alcohol which is polypropoxylated, alcohol which is polyethoxylated, arginine methyl ester, alkanolamine, alkylenediamide, alkyl ester sulfonate, alkyl ether sulfonate, alkyl ether sulfate, alkali metal alkyl sulfate, alkyl sulfonate, alkylaryl sulfonate, sulfosuccinate, alkyl disulfonate, alkylaryl disulfonate, alkyl disulfate, alcohol polypropoxylated sulfate, alcohol polyethoxylated sulfate, taurate, amine oxide, alkylamine oxide, ethoxylated amide, alkoxylated fatty acid, alkoxylated alcohol, ethoxylated fatty amine, ethoxylated alkyl amine, betaine, modified betaine, alkylamidobetaine, quaternary ammonium compound, alkyl propoxy-ethoxysulfonate, alkyl propoxy-ethoxysulfate, and/or alkylaryl-propoxy-ethoxysulfonate, and polyoxyethylene sorbitan monopalmitate, polyoxyethylene sorbitan monostearate, polyoxyethylene sorbitan monooleate, linear alcohol alkoxylate, alkyl ether sulfate, dodecylbenzene sulfonic acid, linear nonyl-phenol, dioxane, ethylene oxide, polyethylene glycol, ethoxylated castor oil, dipalmitoyl-phosphatidylcholine, sodium 4-(heptylnonyl)benzenesulfonate, polyoxyethylene nonyl phenyl ether, sodium dioctyl sulphosuccinate, tetraethyleneglycoldodecylether, sodium octlylbenzenesulfonate, sodium hexadecyl sulfate, sodium laureth sulfate, ethylene oxide, decylamine oxide, dodecylamine betaine, and/or dodecylamine oxide. The content of wax in the wax emulsion is 5-50 wt.%. The polymer comprises at least one of polyethylene oxide, polyvinylidene difluoride, polymethyl methacrylate, polyvinyl alcohol, polyacrylonitrile, polyvinyl chloride, polyvinyl acetate, and its derivatives. The polymer solution further comprises at least one lithium salt. The electrolyte comprises at least one lithium salt, dispersing medium and at least one sodium salt. The wax emulsion is a wax suspension comprising at least one wax particles (205). The gum-like electrolyte composition comprises 10-60 wt.% liquid phase. The gum-like electrolyte composition comprises a mixture of at least one wax particles, at least one electrolyte (210), and a polymer matrix comprising at least one polymer, in which the wax particles and the electrolyte are dispersed in the polymer matrix, and the mixture is a malleable material. The wax particles are at least substantially encased by the at least one electrolyte to form at least one core-shell particle (200). The core-shell particle is dispersed in the polymer matrix. The polymer matrix is a polymer chain network and the at least one core-shell particle is arranged in the polymer chain network. The wax particles are configured to form a nonconductive barrier on one or more electrodes when the wax particle is melted. The mixture is an elastic gel or a film. Preferred Properties: The wax particles have melting point of 35-260 degrees C, and/or melting point that corresponds to an electrochemical reaction temperature of the electrolyte.