What question did this study set out to answer?

This study aims to estimate annoyance levels caused by exhaust ventilation noise in residential areas.

Alleviation of noise annoyance generated by exhaust ventilation at a school campus surrounded by residential buildings

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This study aims to estimate annoyance levels caused by exhaust ventilation noise in residential areas.
Field measurements of sound pressure levels at multiple locations
Implementation of a double-layer sound insulation strategy
Acoustic computations to analyze noise exposure and annoyance
Noise annoyance in building A decreased from 11.6% to 9.8% after treatment
Demonstrated adherence to WHO health-based guidelines
Identified gaps in current noise regulations and provided recommendations for improvement

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Randomized trial measures noise annoyance in a residential community, suggesting effective mitigation strategies.

Chen et al. (2026) studied this question.

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