Describe the various sources of electronic wastes and the problems associated with their disposal

Discarded computers and other electronic items comprise electronic waste. E-waste contains various metals; like copper, iron, nickel, gold, silver, etc. and plastic. 

Sources of E-waste: Computers, printers, scanners, webcam, mobile phones, music players, e-reader, etc.

Others Sources of E-Waste

Any appliance that runs on electricity has the potential to cause damage to the environment if it is not disposed properly. Common things of electrical and electronic waste are:

• Large household appliances like refrigerators/freezers, washing machines, dishwashers, televisions.
• Small household appliances which include toasters, coffee makers, irons, hairdryers.
• Information Technology (IT) and Telecommunications equipment namely personal computers, telephones, mobile phones, laptops, printers, scanners, photocopiers etc.
• Lighting equipment such as fluorescent lamps.
• Electronic or Electrical tools i.e. handheld drills, saws, screwdrivers etc.
• Toys, leisure and sports equipment.
• Monitoring and control instruments.
• Automatic dispensers.

Problems associated with the disposal of e-waste:

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