Hazardous materials in electronics

Are electronics considered hazardous waste?

The EPA (federal Environmental Protection Agency) has dumped electronic waste into a special category of materials dubbed ‘universal waste’. … Universal waste is considered hazardous once electronics disposal has been carried out, and particularly so if the final disposition ends up in a landfill.

What are the 5 toxic substances which go into making electronic goods?

The main hazardous substances that could be found in elec- tronic products are: lead, mercury, cadmium, zinc, yttrium, chromium, beryllium, nickel, brominated flame retardants, antimony trioxide, halo- genated flame retardants, tin, polyvinyl chloride (PVC) and phthalates.

What toxic substances are found in computer components EPA?

Electronic Waste and DemolitionElectronics may contain hazardous substancescellular phones computers computer equipment stereo equipment televisionsberyllium brominated flame retardants cadmium chromium lead mercury nickel zinc

What is electronic pollution?

Electronic pollution is the form of pollution caused by the discarded electrical or electronic devices. … Electronic scrap components, such as CPUs, contain potentially harmful components such as lead, cadmium, beryllium, or brominated flame retardants.

What are hazardous waste examples?

Examples of household hazardous waste include:

  • Solvent-based paints.
  • Pesticides and other garden chemicals.
  • Batteries (for example car, mobile phone or regular household batteries)
  • Motor oils (for example from cars or mowers)
  • Petrol and kerosene.
  • Cleaning and polishing chemicals.
  • Swimming pool or spa bath chemicals.

What are the harmful effects of e waste?

First, e-waste can have a damaging effect on the soil of a region. As e-waste breaks down, it releases toxic heavy metals. Such heavy metals include lead, arsenic, and cadmium. When these toxins leach into the soil, they influence the plants and trees that are crowing from this soil.

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What are examples of e waste?


  • Large appliances. – Refrigerators. – Washing machines. – Cookers. – Microwaves. – Electric fans. – Air conditioners.
  • Small appliances. – Irons. – Toasters. – Coffee machines. – Hair dryers. – Watches.
  • IT, telecommunications and TV equipment. – Computers. – Laptops. – Printers. – Mobile phones. – Televisions.

What are the types of electronic waste?


  • Fridges, freezers and other cooling equipment.
  • Computers and telecommunications equipment.
  • Consumer electronic devices and solar panels.
  • TVs, monitors and screens.
  • LED bulbs.
  • Vending machines.

Are computer parts toxic?

Computers contain toxic heavy metals such as lead, cadmium, mercury and chromium, all carcinogenic and not easily degraded. At present there is no system for dealing with such material, and a pioneering European directive to tackle the problem is being fought by the US government and the electronics industry.

Is lead used in electronics?

Most smartphones and other electrical or electronic products contain small amounts of lead, which doesn’t sound like a big problem on its own. But when there are many billions of such products, either in daily use or gone astray, the total sums up to very large amounts of lead – which is a toxic heavy metal.

Are printed circuit boards hazardous waste?

Many spent solutions from printed circuit board manufacturing are strong bases or strong acids. … Consequently, these spent solutions are characterized as hazardous wastes and subjected to tight environmental regulations.

Do LCD monitors have mercury?

Most types of LCD displays use CCFL backlights that contain small amounts of mercury. The mercury is necessary in order for the backlight to function properly.

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What is types of pollution?

The three major types of pollution are air pollution, water pollution, and land pollution.

What is the environmental impact of e waste?

When e-waste is warmed up, toxic chemicals are released into the air damaging the atmosphere. The damage to the atmosphere is one of the biggest environmental impacts from e-waste. When electronic waste is thrown away in landfills their toxic materials seep into groundwater, affecting both land and sea animals.

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