Development of down-flow hanging sponge – slow sand filter system as water purification system: Infection risk reduction in an East Africa rural area

Scientific African - Tập 19 - Trang e01500 - 2023
Chiharu Ishikawa1,2, Takahiro Watari3,4, Shuji Kawakami1,5, Masashi Hatamoto3, Yuki Murakami5, Takashi Yamaguchi3,6
1Department of Creative Technology Engineering, Course of Civil Engineering, National Institute of Technology (KOSEN), Anan College, 265 Aoki, Minobayashi, Anan, Tokushima, Japan
2Graduate School of Environmental and Life Science, Okayama University, 3-1-1 Tsushimanaka, Okayama, Okayama, Japan
3Department of Civil and Environmental Engineering, Nagaoka University of Technology, 1603-1 Kamitomioka, Nagaoka, Niigata, Japan
4Department of Chemical Engineering, Hanoi University of Science and Technology, No.1 Dai Co Viet, Hanoi, Vietnam
5Department of Civil and Environmental Engineering, National Institute of Technology (KOSEN), Nagaoka College, 888 Nishi-Katakai, Nagaoka, Niigata, Japan
6Department of Science and Technology Innovation, Nagaoka University of Technology, 1603-1 Kamitomioka, Nagaoka, Niigata, Japan

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