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Hazards of E-Waste
E-Waste in Figures
Hazards of E-Waste
 
Information on substances contained in electronic waste:
  • A television tube (CRT) contains approximately 2-4 kg of lead.
  • 40% of heavy metals found in landfill soil, such as Pb, Cd and Hg, are known to originate from electronic equipment waste.
  • 4-6% of the weight of a computer screen is lead.
  • 10 grams lead will pollute 25,000 tons of soil and and 200,000 liters of water so it is unusable.
  • The mercury contained in a fluorescent light will make 30,000 liters of water unusable.
  • It is estimated that zinc will run out in 20 years, lead in 22 years, copper in 30 years, petroleum in 40 years, natural gas in 50 years and chromium in 127 years.

  • Mercury leads to brain and kidney damage. Barium causes heart and liver disease, and also muscle weakness. Beryllium is toxic and leads to lung cancer. Chromium and cause genetic damage and allergic bronchitis. Cobalt is radioactive. Lead can damage the nervous system, circulatory system and reproductive system. Cadmium damages the kidneys and causes bones to become brittle.
  • Phones and batteries contain toxic substances such as cadmium, lead, and beryllium. A single cellular phone can pollute a water body the size of a semi-olympic sized swimming pool.
  • The recycling of mobile phones and the electronic cards generates valuable metals such as gold, silver, copper, and palladium.
  • Toxic substances such as mercury are present in the liquid crystals buried between layers of glass of an LCD screen.
  • The energy saved by recycling a cellular phone will allow a television to run for 3 hours.
 
 
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