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. Author manuscript; available in PMC: 2022 Aug 2.
Published in final edited form as: Aerosol Sci Technol. 2021 Jun 14;55(10):1125–1142. doi: 10.1080/02786826.2021.1933377

Figure 8:

Figure 8:

Effect on mask fit factor of adding ear loop adjusters to tighten the mask fit. Subjects were wearing the Excellent Artisan procedure mask. Tests were conducted with the fit tester in Class 100 mode. Each bar is the mean of three trials. All standard deviations were zero.