Open access
Aug 2026
Per- and polyfluoroalkyl substances (PFAS) in Portuguese primary schools: Occurrence in air and implications for children's inhalation exposure.
Although PFAA precursors predominated in indoor air, PFAAs accounted for the largest share of estimated inhalation exposure under the high-exposure scenario, highlighting the importance of considering both PFAA precursors and PFAS in comprehensive exposure assessments.
Georges Hatem, A. M. Faria, Carla Costa et al.
· Environmental Research · 0 citations