Q. The Refrigerant 'FREON' is

  • (A) Calcium Tetra Fluoride
  • (B) Hydrofluosilicic Acid
  • (C) Fluorspar & Felspar
  • (D) Difluoro Dichloro Methane
βœ… Correct Answer: (D) Difluoro Dichloro Methane

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