ソーヤーフィルター洗浄手順書
Para mejores resultados, limpie su filtro diariamente. Limpie la tapa blanca y sus baldes / recipientes con jabón o cloro.
その他のリソース
A handout overviewing the Sawyer Safe Standard
View resourceA study about the clean water for Liberia project
View resourcePress release from the Last Well and Liberia clean water project
View resource