Grey water footprint of pharmaceuticals and personal care products discharged via urban wastewater.

Sci Rep · 2026 · PMC13249973 · PMID 41998077

Europe PMC DOI

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However, despite its high removal efficiency, the GWF Ibuprofen in WWTP discharges remains highly significant because its “safe” threshold limit for the aquatic environment is set very low for precautionary reasons.

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