Table 2. Total number concentration averages from sanding experiments and their standard deviations in parenthesis.
| Product | FMPS (cm−3)(*1E5) |
APS (cm−3) |
Particle emission Producta (cm−3)(*1E5) | Particle emission Sandingb (cm−3)(*1E5) | ||
|---|---|---|---|---|---|---|
| Sander | Sanding | Sander(*1E2) | Sanding(*1E4) | |||
| G1R | 2.60 (0.21) | 2.94 (0.27) | 7.51 (1.34) | 4.66 (0.33) | 0.80 | 3.41 |
| G1A | 2.85 (0.23) | 3.56 (0.96) | 3.17 (1.50) | 1.93 (0.30) | 0.90 | 3.75 |
| G1B | 3.17 (0.26) | 5.99 (0.21) | 1.17 (0.08) | 13.4 (0.48) | 4.16 | 7.33 |
| G1C | 2.92 (0.05) | 4.59 (0.28) | 4.48 (0.30) | 6.30 (0.52) | 2.30 | 5.22 |
| G2R | 2.41 (0.07) | 3.51 (0.23) | 1.48 (7.45) | 0.40 (0.09) | 1.14 | 3.55 |
| G2A | 1.55 (0.54) | 3.32 (0.02) | 2.01 (0.74) | 0.67 (0.03) | 1.18 | 3.39 |
| G2B | 3.18 (0.26) | 4.06 (0.32) | 8.95 (1.17) | 0.56 (0.12) | 0.93 | 4.11 |
| G3R | 2.98 (0.34) | 3.95 (0.16) | 2.31 (0.23) | 0.49 (0.17) | 1.02 | 4.00 |
| G3A | 2.32 (0.07) | 3.40 (0.32) | 1.90 (0.15) | 0.69 (0.09) | 1.45 | 3.47 |
| G4A | 2.95 (0.05) | 5.64 (0.61) | 0.95 (0.13) | 5.99 (0.47) | 3.29 | 6.24 |
| G4B | 3.36 (0.15) | 7.19 (0.84) | 1.02 (0.11) | 1.69 (0.17) | 4.00 | 7.36 |
| G5R | 2.71 (0.31) | 24.2 (5.50) | 1.57 (0.35) | 5.24 (0.46) | 22.0 | 24.7 |
| G5A | 2.79 (0.44) | 6.44 (1.23) | 7.06 (2.03) | 0.99 (0.27) | 3.74 | 6.54 |
a
The particle number concentration is corrected for emissions from the sander.
b
The particle number concentration includes emissions from the sander.