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Indoor air quality at portuguese firehouses

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Detalhes bibliográficos
Resumo:This work assessed firefighters’ exposure to gases pollutants in non- fire work settings during the pre-fire season as a baseline for the respective occupational exposure characterization. Indoor air sampling (total volatile organic compounds—TVOCs, ozone-O3, and carbon di oxide-CO2) was conducted for two weeks in the pre-fire season of 2021 in seven firehouses (FH1–FH7) situated in the north-interior of Portugal. The result showed that across all FH, TVOCs highly varied with observed levels of 180 μg m−3 and 11.5 mg m–3 (overall median of 1.86 mg m–3). Furthermore, at all FH, the observed levels highly exceeded (1.5–6.6 times) the Portuguese protective thresholds of 600 μg m–3 for indoor air quality in public buildings. On the contrary, the indoor ozone concentrations (range: 23–80 μg m–3; median 60 μg m–3) and CO2 (range 800–1160 mg m-3: median 924 mg m–3) were relatively low and in accordance with existing national standards. While the associations between the pollutants were low—moderate (|rs|= 0.030–0.679) to better identify the respective indoor emission sources, quantification of specific VOC compounds/classes is required in future studies.
Autores principais:Slezakova, Klara
Outros Autores:Esteves, Filipa; Vaz, Josiana A.; Costa, Solange; Alves, Maria José; Madureira, Joana; Barros, Bela; Fernandes, Adília; Teixeira, João Paulo Fernandes; Morais, Simone; Pereira, Maria do Carmo
Assunto:Firefighters IAQ Legislation Occupational exposure TVOCs
Ano:2024
País:Portugal
Tipo de documento:capítulo de livro
Tipo de acesso:acesso restrito
Instituição associada:Instituto Politécnico de Bragança
Idioma:inglês
Origem:Biblioteca Digital do IPB
Descrição
Resumo:This work assessed firefighters’ exposure to gases pollutants in non- fire work settings during the pre-fire season as a baseline for the respective occupational exposure characterization. Indoor air sampling (total volatile organic compounds—TVOCs, ozone-O3, and carbon di oxide-CO2) was conducted for two weeks in the pre-fire season of 2021 in seven firehouses (FH1–FH7) situated in the north-interior of Portugal. The result showed that across all FH, TVOCs highly varied with observed levels of 180 μg m−3 and 11.5 mg m–3 (overall median of 1.86 mg m–3). Furthermore, at all FH, the observed levels highly exceeded (1.5–6.6 times) the Portuguese protective thresholds of 600 μg m–3 for indoor air quality in public buildings. On the contrary, the indoor ozone concentrations (range: 23–80 μg m–3; median 60 μg m–3) and CO2 (range 800–1160 mg m-3: median 924 mg m–3) were relatively low and in accordance with existing national standards. While the associations between the pollutants were low—moderate (|rs|= 0.030–0.679) to better identify the respective indoor emission sources, quantification of specific VOC compounds/classes is required in future studies.

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