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Characterization of Volatile and Particulate Emissions from Desktop 3D Printers.

Melissa Finnegan1,2, Colleen Lee Thach3, Shirin Khaki1,2

  • 1School of Chemical Sciences, National Centre for Sensor Research, Dublin City University, D09 DXA0 Dublin, Ireland.

Sensors (Basel, Switzerland)
|December 23, 2023
PubMed
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3D printing releases harmful volatile organic compounds (VOCs) and particulates. Filament brand and type significantly impact emissions, necessitating safety measures like ventilation, especially in home environments.

Area of Science:

  • Environmental Health
  • Materials Science
  • Chemical Engineering

Background:

  • 3D printing is increasingly common in homes, raising health concerns.
  • Emissions of volatile organic compounds (VOCs) and particulates pose potential risks.
  • Home users often lack awareness of 3D printing hazards.

Purpose of the Study:

  • Assess safety of PLA and ABS 3D printing.
  • Investigate VOC and particulate emissions.
  • Characterize emission profiles and evaluate health risks.

Main Methods:

  • Gas chromatography-mass spectrometry (GC-MS) for VOC profiling.
  • Water-based particle analyzer (WIBS) for particulate characterization.
  • Analysis of emission profiles based on filament type and brand.
Keywords:
3D printingadditive manufacturingparticulate emissionsvolatile organic compounds

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Main Results:

  • 3D printing emits diverse VOCs (alkanes, benzenes, aldehydes).
  • Emission profiles vary by filament type and brand.
  • Particulate emissions (PLA) show distinct size, shape, and fluorescence profiles.
  • WIBS analysis revealed unique particulate characteristics compared to ambient studies.

Conclusions:

  • 3D printing emissions necessitate safety measures (ventilation, material/brand selection).
  • Home 3D printing environments require specific safety considerations.
  • Further regulatory guidelines are needed for safe 3D printing technology use.