Ключевые слова: appliance, architecture, background, business, company, complex, device, diesel, economy, energy, engine, fabric, factory, heat, heavy, industrial, industry, machine, machinery, making, manufactory, manufacture, manufacturing, mechanical, metal, mill, object, plant, power, production, refinery, rock, rust, safety, skill, smoke, spark, steel, tech, technical, technique, technology, tube, up, weld, welded, welder, welding, work, worker,