Details of Ozone Depleting Substances used in various Sectors and Ozone Depleting Substances Substitutes

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S.No.      Sector                 Use                       Substitute
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1.         AEROSOL        Mixture of CFC-11/12       HAPS (Hydro carbon aerosol
                                or CFC-12                propellant substances)

                                                     Other 
                                                     alternative:DME (Di-methyl                                                                       ether)
                                                                 HFC-134a

2.(a)       FOAM                 CFC-11              Cyclopentane(Inflammable)
    (Poly Eurethene Puf)                             HCFC-141b
                                                     HCFC-22
                                                     HFC-134a
                                                     HFC-254ea( not yet 
                                                               commercial)
                                                     Water,Carbon dioxide
  (b)  Polythene Foam         CFC-12,CFC-11          LPG
  (c)   Polysterene              CFC-11              Carbon dioxide,LPG
      (false roofing)

3.      REFRIGERANT              CFC-12              Cyclopentane,HFC-134a
                                                     Iso butane

4.       SOLVENTS                CFC-113             Mixture of Water & 
                                                     Ultrasonics/Detergents
                             Methyl chloroform       Mixture of Water &
                           Carbon tetra chloride     Alcohol/Trichloro ethylene                                                      triflorobenzene
   
5.  FIRE EXTINGUISHER        Halons-1211 & 1301      Carbon Dioxide,Inergen
                                                     Water,mist or fog,
                                                     ABC powder,
                                                     FM 200,Tri Iodide

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