... published documentation, developed a household water treatment and safe storage strategy, the Safe Water System (SWS), that includes three elements: (1) water treatment at point-of-use (POU) with a ... Water Disinfection and Zinc Treatment (POUZN) project. BEST PRACTICES IN SOCIAL MARKETING SAFE WATER SOLUTION FOR HOUSEHOLD WATER TREATMENT: LESSONS LEARNED FROM POPULATION SERVICES INTERNATIONAL ... Safe Water Solution for Household Water Treatment: Lessons Learned from Population Services International Field Programs. The Social Marketing Plus for Diarrheal Disease Control: Point-of-Use Water...