Published on July 9, 2009
Hazards of E-WASTE : Hazards of E-WASTE BY N.Rooban Ponraj 07 ECE 44 LIFE CYCLE OF GENERAL PRODUCTS : LIFE CYCLE OF GENERAL PRODUCTS Slide 3: What is E-Waste E-waste : E-waste The term E-Waste applies to all the wastes from or caused by Electronic items (WEEE). Technological development is the main reason. IRG(Internationl Resources Group) vastly deals with this types of hazards to the environment. Slowly but strongly, E-waste is becoming a thread to the world. Slide 5: IT & Telecom Equipments Large Household Appliances Small Household Appliances Consumer & Lighting Equipments Electrical & Electronic Tools Toys & Sports Equipment Medical Devices Monitoring & Control Instruments Sources of WEEE Environmental Impact : Environmental Impact One desktop & One 17” Monitor equates to the use of 22kgs of Chemicals 1500kgs of water 240kgs of fossil fuels Same as a mid size car 5% oil refined today is used in manufacturing plastics 4-7kgs of plastic is used to manufacture new PC Slide 7: The total e-waste discarded around the world 50 million tons per year Slide 8: Reason for our worries Effects of E-waste : Effects of E-waste Discarded electronics contain hazardous materials. If disposed improperly, they pose a potential threat to human health and the environment. May contaminate groundwater E-Waste accounts for 40 percent of the lead and 75 percent of the heavy metals found in landfills. Slide 12: Cadmium in batteries Lead in solder joints Plastics in cables Slide 13: HAZARDS Slide 14: BURNING OF E-WASTE POLLUTION Slide 15: GREEN ENVIRONMENT LAND IS DESTROYED Slide 16: WASTE NEAR WATER GROUND WATER CONTAMINATION Slide 17: E-waste in INDIA E-wastes in INDIA : Maharashtra : 20,270 tons Tamilnadu : 13,486 tons Andrapradesh : 12,780 tons Uttarpradesh : 10,381 tons Westbengal : 10,059 tons Delhi : 9,729 tons Karnataka : 9,118 tons Gujarat : 8,994 tons Madyapradesh : 7,800 tons E-wastes in INDIA Slide 20: Recycling of E-waste Recycling : Recycling E-waste represents a potentially rich source of secondary raw materials. Safe handling and disposal are the main challenges. The worldwide market for E-waste is growing by almost 9% per year , from $7.2 billion in 2004 to a projected $11 billion in 2009. RECYCLING SCHEME : RECYCLING SCHEME Landfill : Landfill 0% recovery 100% Contamination shredding and recovery process : shredding and recovery process 20% to 30% recovery Based on mix PGM Recycling : PGM Recycling 95% to 98% recovery Based on mix Slide 26: Laws on E-waste LEGISLATION : E-waste components, which are hazardous in nature need to be covered under the preview of The Hazardous Waste (Management and handling) Rules 2003 The Batteries (Management and Handling) Rules, 2001 The Ozone Depleting Substances (Regulation and Control) Rules, 2000. LEGISLATION How to reduce e-Waste? : How to reduce e-Waste? Reduce Reuse Recycle Recover Zero land fill Collection of computers at Washington, united states for recycling. : Collection of computers at Washington, united states for recycling.