一项关于生物废物工厂职业卫生的横截面研究
Anne Mette Madsen1, Pil Uthaug Rasmussen1, Mohammad Seeiar Delsuz1
1National Research Centre for the Working Environment, Lersø Parkallé 105, 2100 Copenhagen Ø, Denmark.
Annals of work exposures and health
|September 23, 2024
概括
生物废弃物工厂的工人面临着对空气中的微生物和内毒素的严重暴露,影响总炎症潜力 (TIP). 减少废物接收区和生产工人的暴露对于职业卫生至关重要.
科学领域:
- 环境健康 环境健康
- 职业卫生 职业卫生
- 微生物学 微生物学
背景情况:
- 越来越多的回收需求和生物废物工厂的建立需要了解职业卫生风险.
- 生物气溶暴露,手部卫生和工作场所的生物气溶度是生物废物预处理中的关键问题.
研究的目的:
- 调查生物废物预处理厂的职业卫生,特别是生物气溶暴露及其炎症潜力.
- 确定影响暴露水平的因素,包括工厂设计,废物处理,季节性和工人角色.
主要方法:
- 在6个植物中使用HL-60细胞重复测量生物气溶暴露 (细菌,真菌,内毒素) 和总炎症潜力 (TIP).
- 在工作区域评估手部卫生和空气中的微生物度.
- 分析暴露和工作区域中的微生物群体组成.
主要成果:
- 在工厂之间观察到生物气溶暴露和TIP的显著差异,封闭管道运输显示暴露低于开放地板交付.
- 菌和内毒素是TIP的主要原因;冬季暴露率最低.
- 与非生产工人相比,生产工人手上的细菌和真菌污染率高出15倍. 空气中的真菌在废物接收区域是最高的.
结论:
- 职业卫生干预措施应针对废物接收区域和生产工人,以尽量减少暴露.
- 工厂设计 (例如,封闭的管道系统) 和废物处理方法显著影响工人暴露.
- 季节性变化和工作区域,群体和植物之间的差异影响微生物暴露和社区组成.
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