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acetylene, burn, closeup, construction, cutter, cutting of metal, cutting steel with a gas cutter, cutting torch, dangerous work, equipment, factory, fire, fire hazard, flame, flame cutting, flame treatment, gas burner, gas cutter, heat, industrial, industry, manufacturing, melting, metal, metal cutting, oxyfuel, oxygen, plant, plasma, precision, processing, production, propane, rust, safety, sheet, smoke, spark, special equipment, specialist, splashes of sparks, steel cutting, surface, technology, tool, torch, work, worker, workshop,