Answer:
Heavy metals such as plumb, mercury, arsenic, etcetera.
Step-by-step 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.