Ключевые слова: background, birds, blue, cable, column, communication, construction, countryside, electric, electrical, electricity, electrocuted, energy, engineering, graphic, ground, icon, illustration, illustrations, industry, label, leakage, light, line, lines, metal, phone, pole, poles, post, poster, power, shock, silhouette, symbol, technology, telegraph, telephone, tower, urban, utility, vintage, voltage, wire, wooden,