Highlights
The September/October issue of Hydro is online. The special coverage ”AESabesp/Fenasan 2022”, on page 28, shows the main novelties of the 33rd AESabesp Technical Meeting and the 33rd Fenasan – National Sanitation and Environment Fair, which take place September 13th to 15th in São Paulo. See on page 40 the article “New standards for painting against corrosion of metallic structures”, presenting a methodology aimed at qualifying painting systems based on the protection performance of sanitation assets. Furthermore, on page 58, the article “Use of natural coagulant to remove color and turbidity in water treatment”, work that analyzes the effectiveness of removing the physical parameters color and turbidity with the use of the aqueous extract of moringa oleifera tree seed as a natural chemical coagulant in the process of water treatment.
