This is the 4647th most frequent Japanese word.
排水
Drainage.
The term '排水' here refers to 'wastewater,' specifically water drained from factories or industrial processes, highlighting its environmental impact.
この地域では、工場からの排水が環境汚染の原因となっています。
In this area, wastewater from factories is causing environmental pollution.
Here, '排水' is used to indicate 'drainage,' which pertains to the flow of water after precipitation to prevent water logging.
雨が降った後は、庭の排水がスムーズに行われるように確認してください。
After it rains, please ensure smooth drainage in the garden.
In this context, '排水' refers to the act of wastewater exit via a specific outlet, emphasizing maintenance associated with efficient water disposal in facilities.