Abstract No:
1649
Abstract Type:
Student Poster
Authors:
Y Kim1, H Choi2
Institutions:
1Student, Seoul, Korea, Republic of, 2Parants, Seoul, Korea, Republic of
Presenter:
Yena Kim
Student
Faculty Advisor:
Hyunjung Choi, Dr.
Parants
Description:
Desktop 3D printers are increasingly used in middle and high school classrooms, yet many of these environments were not originally designed to manage industrial-style health and safety hazards. This student poster examines how airborne emissions, thermal contact risks, electrical hazards, and spatial factors associated with desktop 3D printing can be amplified in small, enclosed, and poorly ventilated educational spaces.
Using OSHA's Hierarchy of Controls as an analytical framework, this literature-based study reframes classroom 3D printing safety as a design and engineering challenge rather than a matter of individual caution or rule compliance. By synthesizing peer-reviewed research and public health guidance, the poster emphasizes the importance of engineering controls-such as printer enclosures, local exhaust ventilation, and thoughtful equipment placement-as the most effective and sustainable strategies for risk reduction in educational settings.
Situation/Problem:
Desktop 3D printers are increasingly integrated into school laboratories as instructional tools, often placed in classrooms or small lab spaces that were not designed for continuous equipment operation. Unlike industrial settings, these environments typically lack dedicated ventilation systems, enclosed printing units, or formal exposure control strategies. As a result, students and educators may experience repeated low-level exposures to airborne emissions, thermal hazards, and electrical risks without clear awareness of cumulative or long-term health implications. Indoor air quality concerns are further intensified in small, enclosed spaces where printers operate for extended periods.
Although safety guidance for 3D printing is well established in occupational and industrial contexts, its translation to educational environments remains inconsistent. Many school-based safety practices rely primarily on behavioral rules and accident prevention measures rather than systematic engineering or design-based exposure controls. In classroom settings, users often have limited control over laboratory layout, ventilation infrastructure, or equipment placement, creating a disconnect between recognized risk factors and effective risk reduction. This gap highlights the need for a practical, education-focused safety framework that adapts established occupational health principles to the physical and operational constraints of school laboratories.
Methods:
This project used a qualitative, literature-based analytical approach to examine health and safety risks associated with desktop 3D printing in educational laboratory environments. Peer-reviewed studies addressing ultrafine particle emissions, volatile organic compounds, thermal hazards, electrical risks, and indoor air quality were systematically reviewed alongside guidance from occupational health and safety organizations, including OSHA and NIOSH.
Identified risk factors were organized and analyzed using OSHA's Hierarchy of Controls as a conceptual framework. This framework was applied to compare common school-based safety practices with established engineering and design-based control strategies used in occupational settings. Key variables considered in the analysis included laboratory size, ventilation conditions, printer enclosure status, duration of printer operation, and proximity of students to operating equipment, as these factors significantly influence exposure potential in classroom environments.
Rather than conducting direct environmental measurements, this study focused on synthesizing existing scientific evidence to develop a practical, design-oriented safety framework suitable for schools. The strengths of this methodology include reliance on validated literature and alignment with widely accepted occupational health principles. Limitations include the absence of site-specific exposure measurements and quantitative risk assessments. Despite these limitations, the approach supports the development of realistic safety recommendations that can be implemented in resource-limited educational laboratory settings.
Results / Conclusions:
This analysis identified that the primary safety risks associated with desktop 3D printing in educational environments are not limited to the printer itself, but emerge from the interaction between equipment operation, room size, ventilation conditions, and student proximity. Across the reviewed literature, airborne emissions-particularly ultrafine particles and volatile organic compounds-were consistently highlighted as concerns in small, enclosed, and poorly ventilated spaces, where prolonged printer operation can lead to cumulative exposure. Thermal contact risks and electrical hazards were also found to be amplified in classrooms with frequent student access and continuous equipment use.
Application of OSHA's Hierarchy of Controls revealed that many school-based safety practices emphasize behavioral rules and personal caution, while underutilizing engineering and design-based controls. The findings indicate that engineering controls, such as printer enclosures, local exhaust ventilation, and strategic equipment placement, provide more reliable and sustainable risk reduction than reliance on individual behavior alone. Administrative rules and personal protective equipment were found to be supportive measures but insufficient as primary controls in educational settings.
Overall, the results support reframing classroom 3D printing safety as a design and exposure management challenge rather than an issue of user behavior. This study concludes that adapting established occupational health principles to the physical and operational constraints of school laboratories can significantly improve risk management. The proposed framework offers educators, school administrators, and industrial hygiene professionals a practical foundation for implementing safer, design-based approaches to educational 3D printing.
Core Competencies:
Engineering Controls and Ventilation
Secondary Core Competencies:
Indoor Air Quality
Risk Communication
Choose at least one (1), and up to five, (5) keywords from the following list. These selections will optimize your presentation's search results for attendees.
Education and training
Hazard communication
Indoor air quality
Risk assessment and management
Ventilation
Based on the information that will be presented during your proposed session, please indicate the targeted audience practice level: (select one)
Practitioner: Practitioner is a job title given to persons in various occupational fields who are trained to assist professionals but are not themselves licensed or certified at a professional level by a certification body recognized by the National Accreditation Recognition (NAR) Committee of IOHA. The IH/OH practitioner performs tasks requiring significant knowledge and skill in the IH/OH field, such as conducting worker exposure monitoring and, in some cases, may even function independently of a professional IH/OH but may not be involved in the breadth of IH/OH practice nor have the level of responsibility of a professional IH/OH certified by examination.
The IH/OH practitioner requires a certain level of education that can be obtained from an accredited university or equivalent. Additional training in specific skill sets that provide additional career paths to the IH/OH practitioner can also be obtained. IH/OH practitioners may also serve as team leaders or project managers.
Was this session organized by an AIHA Technical Committee, Special Interest Group, Working Group, Advisory Group or other AIHA project Team?
No
Are worker exposure data and/or results of worker exposure data analysis presented?
No
How will this help advance the science of IH/OH?
This work advances the practice of industrial hygiene by extending established exposure control principles to educational environments where traditional occupational frameworks are not consistently applied. By reframing classroom 3D printing safety as a design- and engineering-based exposure management issue, the poster demonstrates how OSHA’s Hierarchy of Controls can be practically adapted beyond industrial workplaces.
The proposed framework supports IH/OH practitioners, educators, and school administrators in identifying risks associated with indoor air quality, equipment placement, and ventilation without relying solely on behavioral rules or personal protective equipment. This approach contributes to broader application of industrial hygiene principles in nontraditional settings and highlights the importance of preventive, design-focused strategies in emerging educational technologies.
Have you presented this information before?
No
I have read and agree to these guidelines.
Yes