Ключевые слова: abstract, background, battery, black, bolt, bright, button, caution, charge, concept, danger, design, electric, electrical, electricity, element, fast, flash, flat, glossy, gold, graphic, icon, illustration, isolated, light, lightning, meteorology, modern, object, power, powerful, shiny, shock, sign, simple, storm, strike, symbol, thunder, thunderbolt, thunderstorm, voltage, warning, weather, wireless, yellow, zigzag,