Ключевые слова: basement, blowtorch, bridge, coating, concrete, construction, covering, equipment, fire, flame, flat, flat roof, floor, foundation, fuel, gas, highway, industrial, industry, installation, insulation, laying, maintenance, man, manual, material, membrane, propane, protection, renovation, repair, road, roll, roof, roofer, roofing, site, surface, tar, technology, terrace, tool, torch, waterproof, waterproofing, wet, work, worker, workers,