PowerPoint Presentation:
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