title: Chlorofluorocarbons phasing out.
mesh_terms: D000335:Aerosol Propellants; D000336:Aerosols; D005617:Chlorofluorocarbons, Methane; D006801:Humans; D007880:Legislation, Drug; D014481:United States
chemical_list: D000335:Aerosol Propellants; D000336:Aerosols; D005617:Chlorofluorocarbons, Methane