Ключевые слова: alarm, alert, arrow, background, battery, beware, bolt, button, caution, charge, danger, dangerous, electric, electricity, electro, energy, flash, graphic, green, hazard, high, icon, illustration, lethal, light, lightning, mark, pictogram, power, risk, safety, shadow, shock, sign, silhouette, soft shadow, spark, station, storm, symbol, tag, threat, thunder, voltage, volte, warning, white, whitish,