With the continuous development of society, heavy industry is increasing, so metal pollution is also increasing. Recycling scrap metal has a good effect on society. For rare metals, it is attracting attention in many applications because of its high reuse value and the social significance. With its ... read more
While the information technology revolution has brought significant progress to human society, it has also placed the problem of e-waste in the world. The US Science News weekly published a statistic at the end of the last century. There are only 1 million personal computers that are eliminated ever... read more
It is necessary to straighten out the links and mutual relations of waste sorting work, so that the division of labor is meticulous, the process is simplified, the organization is meticulous, and the management is orderly. Waste sorting is a general term for a series of activities that classify, sto... read more