Term: nuisance threshold
https://doi.org/10.1351/goldbook.N04259

Definition:
That concentration of an air pollutant that is considered objectionable. In the case of a substance with an objectionable odour, it is the smallest concentration of the substance which can be detected by a human being (nose).

Related Terms:
1) air pollutant (http://doi.org/10.1351/goldbook.A00194).

Source: PAC, 1990, 62, 2167. 'Glossary of atmospheric chemistry terms (Recommendations 1990)' on page 2203 (https://doi.org/10.1351/pac199062112167)

Citation: 'nuisance threshold' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.N04259

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