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3D Printing-Induced Fine Particle and Volatile Organic Compound Emission: An Emerging Health Risk
Environmental Science & Technology Letters ( IF 8.9 ) Pub Date : 2021-06-28 , DOI: 10.1021/acs.estlett.1c00311
Ke Min 1, 2 , Yong Li 2, 3 , Dingyi Wang 2 , Bo Chen 1 , Ming Ma 1 , Ligang Hu 2, 4 , Qian Liu 2, 4, 5 , Guibin Jiang 2, 5
Affiliation  

3D printing, a technology that allows the layer-by-layer construction of complex 3D structures from a range of precursor materials, has shown promising applicability in construction and in the automotive, aerospace, defense, biomedicine, and consumer electronics industries. A key concern, however, is the health effects and safety problems due to its emission of fine particles (PM2.5, particles with aerodynamic diameters of <2.5 μm) and volatile organic compounds (VOCs). Understanding the characteristics and relevant toxicological effects of 3D printing-emitted PM2.5 and VOCs is important for its health risk assessment and safe application. Here, we thoroughly review the emission levels of PM2.5 and VOCs in workplaces, the simulation tests of laboratory environment, and the in vitro and in vivo evaluation of 3D printing-emitted PM2.5 and VOCs. Meanwhile, standard protocols are recommended in the assessment of hazard risks of 3D printers to obtain better comparability of the results. Some safety guidance for 3D printer users is also provided. Finally, we point out the current research gaps and discuss the challenges encountered in this field. This review will be beneficial for the understanding of the health risks of emitted PM2.5 and VOCs from 3D printing for the development of safer 3D printing technologies.

中文翻译:

3D 打印引起的细小颗粒和挥发性有机化合物排放:一种新的健康风险

3D 打印是一种允许从一系列前体材料逐层构建复杂 3D 结构的技术,在建筑以及汽车、航空航天、国防、生物医学和消费电子行业中显示出良好的适用性。然而,一个关键的问题是由于其排放细颗粒(PM 2.5,空气动力学直径小于 2.5 微米的颗粒)和挥发性有机化合物 (VOC)所造成的健康影响和安全问题。了解 3D 打印排放的 PM 2.5和 VOC的特征和相关毒理学效应对其健康风险评估和安全应用非常重要。在这里,我们彻底审查 PM 2.5的排放水平和挥发性有机化合物在工作场所,实验室环境的模拟测试,并且在体外体内的3D印刷排出的PM的评价2.5和挥发性有机化合物。同时,在评估 3D 打印机的危害风险时建议使用标准协议,以获得更好的结果可比性。还为 3D 打印机用户提供了一些安全指南。最后,我们指出了当前的研究空白并讨论了该领域遇到的挑战。该综述将有助于了解3D 打印排放的 PM 2.5和 VOC的健康风险,从而开发更安全的 3D 打印技术。
更新日期:2021-08-10
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