Study Material: 10th Science : Chapter 22 : Environmental Management
E-Wastes and its Management
What are E-Wastes?
E-Wastes and its Management
E-wastes are generally called as electronic wastes, which includes the spoiled, outdated, non-repairable electrical and electronic devices. These wastes contain toxic metals like lead, cadmium, chromium and mercury, though also contain iron, copper, silicon, aluminum and gold which can be recovered.
Neverthless, only 5 % of e-wastes produced are recycled.
Sources of e-wastes
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Electronic devices: Computers, laptops, mobile phones, printers, monitors, televisions, DVD players, calculators, toys, sport equipments, etc.
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Household electrical appliances: Refrigerators, washing machine, microwave oven, mixer, grinder, water heater, etc.
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Accessories: Printing cartridges, batteries and chargers.
Environmental impact of e-wastes
Disposal of any kind of electrical and electronic devices without knowledge can become the landfill and water pollutants.
Electronic equipments contain many hazardous heavy metals such as lead, cadmium that can cause severe soil and groundwater pollution.
E- waste dumping yards and the places nearby are polluted and cause severe health hazard.