title: Use of dichloro-difluoromethane aerosols in preparing frozen sections.
mesh_terms: D000336:Aerosols; D002713:Chlorine; D005461:Fluorine; D005615:Freezing; D006652:Histological Techniques / Q000295:instrumentation*; D006846:Hydrocarbons, Halogenated; D008722:Methods
chemical_list: D000336:Aerosols; D006846:Hydrocarbons, Halogenated; D005461:Fluorine; D002713:Chlorine