Almost all industries should consider implementing water treatment  practices as chemically contaminated water is being dumped into the environment. The following are the benefits of practicing purification of industrial wastewater.
Reusable water
Although water treatment may have several other benefits, the reusability of the treated water is the primary advantage. Since all industries would be thinking of ways to reduce their costs and optimize their processes, the treatment of water will only save the extra expenditure of clean water as the process itself will convert the wastewater into consumable water. So, the industries can use the same water after few purification processes for all other works.
Environment friendly
Pollution is killing the world already and releasing wastewater into the environment will make it more polluted. Chemical pollution in the environment can be deadly as water may mix with some other consumable water sources. Even if no one consumes the wastewater, it will still have an impact on the environment’s health. If you do all the wastewater treatment processes, you can remove the impurities from this water. So, it will be helpful for the environment as the pollution of one kind will be reduced.
Avoid diseases
As said, contaminated water can cause a range of diseases for several people. Some of these diseases will be dangerous for humans. Apart from affecting humans, this water of impurities will affect the growth of trees and plants also. If the water is treated well, we can save a lot of people and plants from getting affected.
Pure water resources
Most people are dependent on natural resources for drinking water. If the industrial wastewater is let flow on its own, it will get mixed with the rivers and other sources of consumable water. So, we could not get pure water to drink and other usages.