Ключевые слова: asphalt, bitumen, blowtorch, building, burner, closeup, coating, construction, contractor, covering, equipment, felt, fire, flame, flat, gas, heat, hot, house, industrial, industry, installation, installing, insulation, maintenance, man, material, melting, membrane, propane, protection, recovery, refurbishment, renovation, repair, roll, roof, roofer, roofing, site, tar, technology, terrace, thatcher, tool, torch, waterproof, waterproofing, work, worker,