Ключевые слова: aa, aaa, alkaline, background, battery, charge, closeup, collection, concept, cylinder, danger, detail, eco, ecology, electric, electrical, electricity, electronic, electronics, energy, environment, equipment, fuel, garbage, gold, heap, industry, isolated, many, mercury, metal, minus, old, pile, polarity, pollution, power, recharge, rechargeable, recycling, sign, source, supply, toxic, trash, two, used, volt, waste,