1. Industrial wastewater flows directly into channels, rivers and lakes pollute surface water. If it is more toxic, it will cause the death or even extinction of aquatic animals and plants. Industrial wastewater may also penetrate into groundwater and pollute groundwater;
2. If surrounding residents use contaminated surface water or groundwater as domestic water, it will endanger their health and cause death in severe cases;
3. Industrial wastewater seeps into the soil, causing soil pollution. Affect the growth of microorganisms in plants and soil.
4. Some industrial wastewater still has an unpleasant stench and pollutes the air.
5. Toxic and harmful substances in industrial wastewater will remain in the body through passive feeding and absorption of plants, and then reach the human body through the food chain, causing harm to the human body.
