Articles Posted in the " Ozone Depletion and Global Warming " Category

  • Short Interview Question Answers on Ozone Depletion 169

    Short Interview Question Answers on Ozone Depletion 169

      Short Interview Question Answers on Ozone Depletion Q. How do traditional CFCs and HCFCs affect ozone layer? Describe briefly the effects of ozone depletion on environment?  CFC REFRIGERANTS:  are R11, R12 These contain chlorine. Life of  chlorine in atmosphere is around 100 years. It is only chlorine which depletes the ozone layer. 1 atom […]


  • * Ozone Depletion and Global Warming-3

    * Ozone Depletion and Global Warming-3

    Ozone Depletion and Global Warming-3 TABLE: ODP AND GWP OF CHEMICALS Refrigerant ODP GWP R-11 Trichlorofluoromethane 1.0 4000 R-12 Dichlorodifluoromethane 1.0 2400 R-13 B1 Bromotrifluoromethane 10 Not known R-22 Chlorodifluoromethane 0.05 1700 R-113 Trichlorotrifluoroethane 0.8 4800 R-114 Dichlorotetrafluoroethane 1.0 3.9 R-123 Dichlorotrifluoroethane 0.02 0.02 R-124 Chlorotetrafluoroethane 0.02 620 R-717 Ammonia – NH3 0 0 R-718 […]