Hazards of e-wastes

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N.S.Anand ECE-A(2 nd yr) 201008

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Hazards of E- wastes

INTRODUCTION:

INTRODUCTION What is e-Waste? electrical appliances ranging from personal computers to various household appliances e-Waste comprises of old electronic and such as TV’s, refrigerators, cell phones, switches, wires, batteries and fluorescent lamps.

Sources of e-Waste?:

Sources of e-Waste?

e-Waste in INDIA:

e-Waste in INDIA

What does it contain?:

What does it contain? Some e-Waste contains precious metal, such as gold, platinum, silver and copper e-Waste recycling is therefore considered as “mining above the ground”. Many components also contain hazardous substances like lead, cadmium and mercury

Batteries’ example:

Batteries’ example Bangalore generates 4,00,000 dry cell batteries every month They are corrosive, reactive and contain heavy metals Heavy metals may vaporise when burnt and leak when carelessly dumped

Dumps:

Dumps

What can you do?:

What can you do?

Scientific recycling:

Scientific recycling

Example 1: computers:

Example 1: computers

PowerPoint Presentation:

Hazards E- wastes Batteries Refrigerator cell phone fluorescent lamps Lead Cadmium Mercury Heavy metals