Ina well-conducted clinical study, 26 adults sitting 40 cm from a 3D printer to test the effect of emissions from a 1-hour operating exposure to ABS and PLA printing indicated 81 μm 2 /cm 3 and
3Dprinting market is one of the fastest growing sectors. It is expected that by 2021 it will see over 23% market growth comparing to 2016, reaching over 10 mld USD (Shah et al. 2019). 3D printing is a relatively new technology that has become very popular in the last few years.Simplicity and low costs have contributed to the fact that it is
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