Ключевые слова: abstract, action, angle, burning, business, circular, closeup, danger, disk, electric, energy, engineering, factory, fire, flame, flash, foundry, heat, hot, igniting, industrial, industry, laser, light, machine, machinery, manual, manufacture, manufacturing, metalwork, modern, part, phenomenon, pipe, plasma, power, production, safety, spark, spin, steel, technical, technology, temperature, tool, welding, work, worker, working, workshop,