Ключевые слова: acid, alkaline, art, battery, black, capacity, charge, charger, complete, component, design, electric, electrical, electricity, empty, energy, equipment, fuel, full, generation, half, icon, illustration, industry, information, interface, isolated, level, lithium, load, low, minus, mobile, object, phone, plus, power, recharge, red, set, sign, source, strength, supply, symbol, technology, voltage,