Ключевые слова: air, airpollution, anatomy, background, biology, blood, body, cancer, cardiovascular, care, chemical, chemicalcompounds, chimney, colon, computer, concept, diagnostic, exam, figure, flat, health, human, icon, illness, illustration, image, internal, intestine, lung, lungs, male, mask, medical, medicine, model, organ, painting, people, pollution, red, science, shape, smog, symbol, throat, trachea, vein, vessel, white,