“…Besides fine particulate matter considered as an indicator of exposure in many health risk assessment studies, the knowledge of the health effects of other air pollutants can be used to quantify health damage in populations exposed to these pollutants. In this special issue, Baek et al [15] summarise such analysis focussed on several hazardous air pollutants (HAP) in an industrial city in Korea. The analysis covers volatile organic compounds (VOCs), carbonyls, polycyclic aromatic hydrocarbons (PAHs), phthalates, and heavy metals (HMs).…”