The concentrations of suspended solids and organic substances are high. It contains a large amount of grease and is generally non-toxic. The main pollution hazard of food industrial wastewater is that more>>
1) Hospital sewage is contaminated by pathogenic microorganisms such as feces, infectious bacteria and viruses. It is infectious and can induce diseases or cause harm. more>>
(1) The composition of water quality is complex with numerous by-products. The reaction raw materials are often solvent substances or compounds with cyclic structures, which increases the difficulty i more>>
The concentrations of suspended solids (SS) and organic substances are high. Ammonia nitrogen and total phosphorus are likely to cause the water to smell bad, and it carries a large number of pollutan more>>
The types are complex, containing both Class I and Class II pollutants. It is easy to form complex states, with high chroma, high toxicity, high COD (Chemical Oxygen Demand) concentration, and is pron more>>
There are various types, complexed forms are difficult to treat, the treatment process is complicated, and the concentration of organic substances is high. more>>
High content of heavy metals, high concentration of acid and alkali, high toxicity, high chroma, and high COD (Chemical Oxygen Demand) concentration. more>>
