An investigation was performed on the indoor and outdoor air quality of fourteen public places in Hong Kong with mechanical ventilation. They included restaurants, libraries, recreation places, shopping malls, sports centres and a car park. Pollutant concentrations were measured during peak traffic hours at each sampling location. States that the results showed that the indoor/outdoor ratios at public places were higher than those at home and offices.
Indoor and outdoor air quality investigation at 14 public places in Hong Kong.
![](https://www.aivc.org/sites/default/files/default_images/default_image_5.png)
Year:
1999
Bibliographic info:
Environment International, Vol 25, No 4, 1999, pp 443-450, 2 figs, 3 tabs, refs.