Ключевые слова: air, air pollution, american, american style, analyzing, architecture, building, building activity, chart, concepts, construction industry, control, danger, dangerous, environmental damage, environmental issues, examination, gas, graph, graphic, home, house, industry, inspection, poisonous, pollution, quality control, radiation, radioactive contamination, radioactivity, radium, radon, radon test, residential building, risk, safe, testing, water pollution,