Ключевые слова: background, blast, bright, burning, casting, construction, effort, equipment, factory, fire, flame, foundry, furnace, glowing, gold, heat, heavy, hot, industrial, industry, interior, iron, ironworks, light, liquid, manual, manufacture, manufacturing, melting, metal, metallic, metallurgical, metallurgy, mill, molten, molten steel, objects, occupation, plant, power, production, red, smelting, sparks, steel, steelworks, technology, work, worker, workshop,