在青和铺路过程中对空气污染物的职业暴露的描述
Maria Hedmer1,2, Karin Lovén1,2, Johannes Rex3
1Department of Occupational and Environmental Medicine, Skåne University Hospital, Lund SE-22381, Sweden.
Annals of work exposures and health
|November 20, 2025
概括
青工人在铺路和削过程中面临有害的多环芳 (PAH) 和超细颗粒 (UFP) 的暴露. 皮肤和空气监测显示了显著的暴露水平,需要改善安全措施.
科学领域:
- 职业健康 职业健康 职业健康
- 环境科学 环境科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 青铺路涉及,是一种复杂的碳化合物混合物,含有致癌的多环芳 (PAHs).
- 道路铺路和削操作产生烟雾,尘埃和柴油废气,使工人面临潜在的健康风险,包括超细颗粒 (UFP).
研究的目的:
- 描述青铺路和磨工人对PAH,UFP和其他污染物的职业暴露.
- 用皮肤巾片和尿液样本评估皮肤污染和对PAHs的全身暴露.
- 通过重复的自我管理采样来验证暴露测量.
主要方法:
- 对肺沉积表面积 (LDSA),颗粒数度 (PNC),颗粒质量 (PM0.3) 和16个美国环境保护署 (EPA) PAHs 的个人暴露监测.
- 对皮肤擦拭样本 (手掌) 和尿液样本进行PAH及其代谢物的分析.
- 使用实时监控器和离线方法进行全面的暴露评估.
主要成果:
- 与工相比,工对大多数指标 (包括PNC和LDSA) 的平均暴露率更高.
- 换班后观察到皮肤PAH水平和尿液PAH代谢物的显著增加,特别是在铺石工人中.
- 自行管理的采样结果证实了现场研究的发现,验证了暴露数据.
结论:
- 青工人在铺路和削过程中暴露于空气中的PAH,UFP和柴油废气.
- 结合空气,皮肤和生物监测的多度方法对于准确的暴露评估至关重要.
- 建议减少职业暴露,以减轻与青工作相关的健康风险.
关键词:
LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LDSA LD二氧化 (NO2) 是一种有毒的物质.这些PAHs是PAH.生物监测 生物监测皮肤暴露的皮肤暴露.直接读取显示器的显示器.颗粒数 颗粒数 颗粒数超细颗粒 超细颗粒更多相关视频
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