SODIS is a free and effective method for decentralized water treatment, usually applied at the household level and is recommended by the World Health Organization as a viable method for household water treatment and safe storage.
SODIS是一种自由有效的分散水处理方法，通常应用于家庭水平，并被世界卫生组织推荐为家庭水处理和安全储存的可行方法。