Which is a pollutant associated with high-tech gadgets in landfills?

Heavy metals such as plumb, mercury, arsenic, etcetera.

Explanation:

There are many heavy metals used in high-tech gadgets, such as mercury, cadmium, arsenic, among others.

The pollution produced by industries, technology, agriculture, mining industry, and the indiscriminate use of fertilizers and other chemicals on land is increasing the amounts of heavy metals. These substances are incorporated in rivers, lakes, underground water, vegetables, and animals. These pollutants alter the trophic chain

sustainability creating potential risks in nature and societies, because of the problems to human and animal health.

Lead is the major pollutants of high-tech gadgets, occupying 40%, while other metals 75%. This is because Pb forms lager components of these gadgets. For example a desktop computer contains about 10 pounds of Pb.

The lead to recycle these material to prevent pollution is important.