Field and Classroom Training – For over 23 years, SLS team members have been training technical staff and operations personnel in the best management practices of water and waste water treatment facilities. we specialize in training operators in the raw water clarification (including lime softening), media filtration, boiler treatment, condensate treatment, cooling water (closed and open), sludge dewatering and scale and corrosion monitoring. In 2015 SLS adopted the American Water Works Associations training methodology for the operations of water and wastewater treatment facilities.