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architecture, atmosphere, boiler, chemicalrefinement, chimney, coal, construction, corridor, cylindrical, ecology, electric, electricity, emission, engineering, environmentpollution, evaporation, exhalation, exterioroutsideoutdoor, factory, fuelenergy, fumes, funnel, greengas, heatcontamination, industrial, industry, infrastructure, iron, manufacturing, metal, nuclear, oilrusty, passage, pipeline, plant, radiation, reactor, refinery, scenic, smoke, smokestack, steelpipe, structure, technology, thermalpower, tower, toxic, track, transit, tunnel,