1, the electronics factory uses some toxic and harmful solvents as cleaning agents, such as washing water, and the main component is trichloroethylene. Trichloroethylene can damage liver function, and its symptoms are similar to hepatitis. Some patients with trichloroethylene poisoning were misdiagnosed as liver disease, failed to prescribe the right medicine, and even died.
2, all kinds of heavy metals are also very harmful to human body, and because of the accumulation of heavy metals in human body, it is not easy to discharge, which will affect health and even life span for a long time.