Why can rainwater also be composed of sewage?
If a city is compared to a human being, the pipes are like blood vessels and the flowing water is like blood. If it is smooth, there will be no sensation; if it is blocked, it will cause illness and paralysis. Water environmental protection is related to life and health. Learn the correct drainage methods to protect the water environment.
What are the sewage discharged daily?
In people's daily life and work, sewage discharged from residences, schools, offices and other public facilities is domestic sewage. The sewage discharged during the production process belongs to industrial wastewater. and also Natural precipitation (rainfall, snowfall), etc.
Why can rainwater also be composed of sewage?
"Wash the sky, the floor, and the pipes." The first rain is the dirtiest. The first rain is the rainwater within about 20 minutes of the initial rainfall. It will carry a large amount of non-point source pollution and wash into the lake, causing the lake water to have poor fluidity and easily stink. Initial rainwater must be treated by the initial rainwater abandonment device and then discharged to sewers. It is also a component of sewage and cannot be discharged arbitrarily.
Dangers of sewage discharge
Sewage discharge can cause environmental pollution, damage to human health and socioeconomic impact. Untreated sewage contains microorganisms that can easily spread diseases. In addition, sewage discharge can lead to eutrophication of water bodies, trigger the proliferation of harmful algae, and damage aquatic ecosystems.
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