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| Facemask | Surgical | SewnPC | Sewn | N95 | SewnF |
|---|---|---|---|---|---|
| Pressure Drop (kPa) | 0.5 | 0.63 | 1.2 | 1.4 | 3.07 |
The facemask measured and the respective pressure drop in kPa across the material. Measurements were taken at 17 L/min, n = 3, statistical analysis is reported in Table B in S1 File.
