Water and Wastewater Treatment Market Size, Share & Industry Analysis, By Segment (Chemicals {pH Conditioners, Coagulants & Flocculants, Disinfectants & Biocidal Products, Scale & Corrosion Inhibitors, Antifoam Chemicals, and Other Chemicals}, Equipment {Biological, Filtration, Sludge Treatment, Disinfection, and Other Equipment}, and Services {Designing & Installation, Operations, Maintenance, Others}), By Application (Municipal and Industrial {Food & Beverage, Power Generation, Pharmaceuticals, Pulp and Paper, Oil & Gas, Petrochemical, and Others}), and Regional Forecast, 2026-2034