title: What is the risk from chlorofluorocarbons?
mesh_terms: D000393:Air Pollutants; D001272:Atmosphere; D002251:Carbon Tetrachloride; D055598:Chemical Phenomena; D002621:Chemistry; D005617:Chlorofluorocarbons, Methane; D005609:Free Radicals; D009585:Nitrogen Dioxide; D009609:Nitrous Oxide; D010100:Oxygen; D010126:Ozone; D010777:Photochemistry; D012306:Risk; D026082:Singlet Oxygen; D014240:Trichloroethanes; D014466:Ultraviolet Rays
chemical_list: D000393:Air Pollutants; D005617:Chlorofluorocarbons, Methane; D005609:Free Radicals; D014240:Trichloroethanes; C024566:1,1,1-trichloroethane; D026082:Singlet Oxygen; D010126:Ozone; D002251:Carbon Tetrachloride; D009609:Nitrous Oxide; D009585:Nitrogen Dioxide; D010100:Oxygen