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Green chemistry durga

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  • 1. INTRODUCTION TO GREEN CHEMISTRY MEMBERS: DURGA.N MAHESH.M.P NAFLABI.CDATE:08/07/2010 NISHIYA MHMD PRIYA.P.T
  • 2. WHAT IS GREEN CHEMISTRY??• GREEN CHEMISTRY IS ALSO CALLED SUSTAINABLE CHEMISTRY.• IT SEEKS TO REDUCE AND PREVENT POLLUTION AT IT’S SOURCE.• “GREEN CHEMISTRY IS THE DESIGN OF CHEMICAL PRODUCTS & PROCESSES THAT REDUCE OR ELIMINATED THE USE & GENERATION OF HAZARDOUS SUBSTANCES.”
  • 3. HISTORY OF GREEN CHEMISTRY• THE POLLUTION PREVENTION ACT PASSED IN 1990 IN UNITED STATES EXPLORED THE IDEA OF GREEN CHEMISTRY.
  • 4. FATHER OF GREEN CHEMISTRY
  • 5. PRINCIPLES OF GREEN CHEMISTRY• PAUL ANASTAS &JOHN C.WARNER DEVELOPED 12 PRINCIPLES OF GREEN CHEMISTRY TO EXPLAIN WHAT THE DEFINITION MEANS IN PRACTICE.
  • 6. THE PRINCIPLES COVER SUCHCONCEPTS AS: IT IS BETTER TO PREVENT WASTE THAN TO TREAT OR CLEAN UP WASTE AFTER IT IS FORMED; THE USE OF SAFE,ENVIRONMENT- BENIGN SUBSTANCES,INCLUDING SOLVENTS,WHENEVER POSSIBLE; THE DESIGN OF ENERGY EFFICIENT PROCESSES; THE BEST FORM OF WASTE DISPOSAL:NOT TO CREATE IT IN THE FIRST PLACE.
  • 7. IMPORTANCE OF GREEN CHEMISTRY• PREVENT WASTE• DESIGN SAFER CHEMICALS & PRODUCTS• USE RENEWABLE FEEDSTOCKS• USE CATALYSTS,NOT STOICHOMETRIC REAGENTS• MAXIMIZE ATOM ECONOMY• INCREASE ENERGY EFFICIENCY• DESIGN CHEMICALS & PRODUCTS TO DEGRADE AFTER USE• ANALYZE IN REAL TIME TO PREVENT POLLUTION• MINIMIZE THE POTENTIAL FOR ACCIDENTS.
  • 8. HOW GREEN CHEMISTRYSUPPORTS A TRANSITION TOSUSTAINABLE AGRICULTURE• GREEN CHEMISTRY & SUSTAINABLE AGRICULTURE ARE INHERENTLY INTERTWINED.• FARMERS NEED GREEN CHEMISTS TO MAKE SAFE AGRICULTURAL CHEMICAL INPUT.
  • 9. CONCLUSION FOCUS ON RENEWABLE ENERGY LEANS TOWARD TYPES & DELIVERY SYSTEMS;SOLAR,WIND,GEOTHERMAL, FUEL CELLS,PHOTOVOLTAICS & TURBINES.. THE NEXT LEVEL OF GREEN CHEMISTRY IS TO FULLY SUPPORT THE RENEWABLE ENERGY INDUSTRY & SOLVE IT’S PROBLEMS OF MATERIALS, STORAGE & EFFICIENCY. GREEN CHEMISTRY SOLVING GLOBEL WARMING IN ACTION.