最終更新日：2025/11/20
For emergency water treatment after the storm, workers mixed a measured amount of bleaching powder — a calcium hypochlorite–based white powder (Ca(ClO)₂) — into the supply to disinfect it.
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For emergency water treatment after the storm, workers mixed a measured amount of bleaching powder — a calcium hypochlorite–based white powder (Ca(ClO)₂) — into the supply to disinfect it.
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