waste liquid; effluent; liquid waste
Refers to liquid waste from industrial, laboratory, or medical processes. Often used in environmental and safety contexts.
Waste liquid from factories must be properly treated.
In the laboratory, separation of waste liquids is important.
photographic processing waste water; photo-processing effluent
Compound of 廃 (hai, 'discard, waste') and 液 (eki, 'liquid'). The kanji combination directly conveys 'waste liquid'.