What are the sources of e-waste? What are the environmental impact of e-wastes?

Explanation

E-wastes are called electronic wastes, which includes the spoiled, outdated, non-repairable electrical and electronic devices. These wastes contain toxic metals like lead, cadmium, chromium and mercury, and also contains iron, copper, silicon, aluminium and gold, which can be recovered. The sources of e-wastes are:
(a) Electronic device: Computers, laptops, mobile phones, printers, monitors, televisions, DVD players, calculators, toys and sport equipments.
(b) House hold electrical appliances: Refrigerators, washing machine, microwave oven, mixer, grinder and water heater, etc.
(c) 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 land fill and water pollutants.
• Electronic equipments contain many heavy metals such as lead and cadmium that can cause severe soil and groundwater pollution.
• E-waste dumping yards and the places, nearby are polluted and cause severe health hazard.