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Distribution of total and respirable samples collected by survey day for three heavy equipment plants.
| Plant | Particle size | Day 1 | Day 2 | Day 3 | All days |
|---|---|---|---|---|---|
| A | Total | 14 | 13 | 10 | 37 |
| Respirable | 4 | 3 | 2 | 9 | |
| B | Total | 11 | 9 | 3 | 23 |
| Respirable | 4 | 4 | 2 | 10 | |
| C | Total | 10 | 10 | 0 | 20 |
| Respirable | 5 | 5 | 0 | 10 |
