E-waste, or electronic waste, refers to discarded electronic devices such as old computers, laptops, smartphones, tablets, televisions, and printers. These devices, often containing hazardous materials like lead, mercury, and cadmium, can harm human health and the environment if not disposed of responsibly. 

Improper disposal of e-waste can lead to

• Pollution of soil, water, and air.

• Health risks from toxic substances.

• Loss of valuable resources that could be reclaimed.