Aeration tank ke effluent mein se yellowness ko hatane ke liye, pehle paani mein maujood rang ke source ko pehchanein, jo aam taur par organic ya inorganic pollutants ke kaaran hota hai. Biological treatment ke saath-saath, aap coagulation aur flocculation technique ka upyog kar sakte hain. Active carbon ya oxidation agents jaise ozone ka prayog bhi effective ho sakta hai. Final stage mein ultra-filtration ya reverse osmosis technique se rang ko hataya ja sakta hai. In upaayon se paani ki quality behtar hogi. Join telegram group.