Ключевые слова: air, aluminum, bright, close, closeup, concept, construction, craftsmanship, creation, energy, engineering, equipment, fabrication, factory, fiery, flame, flying, glowing, hardware, heat, illumination, industrial, industry, intensity, labor, light, machinery, manufacturing, mechanics, metal, metalwork, molten, occupational, power, precision, process, processes, production, repair, safety, sparks, steel, technology, tools, up, welding, work, workshop,