As summer approaches, more and more people go swimming in public swimming pools. Many people are worried about whether the water in the swimming pools is clean or not and whether it is safe or not. Today, Dr. Clove will break off with everyone about the swimming pools. What has the water in the swimming pool been treated? The water in the swimming pool usually goes through at least three treatments before hugging everyone closely: coagulation, filtration and disinfection. Coagulation is prepared for filtration. There are many small impurities in the swimming pool and sweat, grease, cosmetics and so on secreted during swimming. These small particles are basically [fish through the net] if filtered directly because of their small size. Read More …