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SAI International School
                                               Subject - Chemistry
                                                     Class - VIII
                                      Topic – Pollution of Air and water
                    Sub-Topic-Pollution of Air and WaterPurification of water and
                                         prevention of water polltuion

                                                     MIND MAP







                           Controlling Air          Conservation             Making Water
                              Pollution                of water             Fit for drinking




                                  Proper               Turning off the
                               Treatmemet of            tap after use             By Filtering
                                  Sewage


                               Minimising use           Repairing the
                                of Fertilisers                                     By Boiling
                               and pesticides              leakage



                               Treatment of            Minimising  the          By Chlorination
                                Toxic waste              use of water




                              Proper Disposal
                                of Garbage































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