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Polycyclic aromatic hydrocarbons at fire stations: firefighters’exposure monitoring and biomonitoring, and assessment of thecontribution to total internal dose

dc.contributor.authorOliveira, Marta
dc.contributor.authorSlezakova, Klara
dc.contributor.authorAlves, Maria José
dc.contributor.authorFernandes, Adília
dc.contributor.authorTeixeira, João Paulo
dc.contributor.authorDelerue-Matos, Cristina
dc.contributor.authorPereira, Maria do Carmo
dc.contributor.authorMorais, Simone
dc.date.accessioned2017-01-26T10:31:00Z
dc.date.embargo2117
dc.date.issued2016
dc.description.abstractThis work characterizes levels of eighteen polycyclic aromatic hydrocarbons (PAHs) in the breathing airzone of firefighters during their regular work shift at eight Portuguese fire stations, and the firefighters’total internal dose by six urinary monohydroxyl metabolites (OH-PAHs). Total PAHs ( PAHs) concentra-tions varied widely (46.4–428 ng/m3), mainly due to site specificity (urban/rural) and characteristics (ageand layout) of buildings. Airborne PAHs with 2–3 rings were the most abundant (63.9–95.7% PAHs).Similarly, urinary 1-hydroxynaphthalene and 1-hydroxyacenaphthene were the predominant metabo-lites (66–96% OH-PAHs). Naphthalene contributed the most to carcinogenic PAHs (39.4–78.1%) inmajority of firehouses; benzo[a]pyrene, the marker of carcinogenic PAHs, accounted with 1.5–10%. Statis-tically positive significant correlations (r ≥ 0.733, p ≤ 0.025) were observed between PAHs and urinary OH-PAHs for firefighters of four fire stations suggesting that, at these sites, indoor air was their majorexposure source of PAHs. Firefighter’s personal exposure to PAHs at Portuguese fire stations were wellbelow the existent occupational exposure limits. Also, the quantified concentrations of post-shift uri-nary 1-hydroxypyrene in all firefighters were clearly lower than the benchmark level (0.5 mol/mol)recommended by the American Conference of Governmental Industrial Hygienists.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doihttp://dx.doi.org/10.1016/j.jhazmat.2016.03.012pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.22/9421
dc.language.isoengpt_PT
dc.publisherElsevierpt_PT
dc.relation.ispartofseriesJournal of Hazardous Materials;Vol. 323, Part A
dc.relation.publisherversionhttp://www.sciencedirect.com/science/article/pii/S0304389416302278pt_PT
dc.subjectFirefighterspt_PT
dc.subjectExposurept_PT
dc.subjectPolycyclic aromatic hydrocarbons (PAHs)pt_PT
dc.subjectMonohydroxyl-PAHs (OH-PAHs)pt_PT
dc.subject1-hydroxypyrenept_PT
dc.titlePolycyclic aromatic hydrocarbons at fire stations: firefighters’exposure monitoring and biomonitoring, and assessment of thecontribution to total internal dosept_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage194pt_PT
oaire.citation.issuePart Apt_PT
oaire.citation.startPage184pt_PT
oaire.citation.titleJournal of Hazardous Materialspt_PT
oaire.citation.volume323pt_PT
person.familyNameDelerue-Matos
person.familyNameMorais
person.givenNameCristina
person.givenNameSimone
person.identifier1598822
person.identifier.ciencia-id9A1A-43FB-5C27
person.identifier.ciencia-idB111-BBFB-F200
person.identifier.orcid0000-0002-3924-776X
person.identifier.orcid0000-0001-6433-5801
person.identifier.ridD-4990-2013
person.identifier.scopus-author-id6603741848
person.identifier.scopus-author-id7007053747
rcaap.rightsclosedAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublication09f6a7bd-2f15-42b0-adc5-04bd22210519
relation.isAuthorOfPublication7a9c7d63-a6c7-4159-b12d-b049b8c5c8f9
relation.isAuthorOfPublication.latestForDiscovery7a9c7d63-a6c7-4159-b12d-b049b8c5c8f9

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