Collection conditions for airborne particulate matter
| Site | Type of process | Environmental samplers | Personal samplers | ||
|---|---|---|---|---|---|
| PM10* (air volume in m3) | Whole airborne* (air volume in m3) | Whole airborne* (air volume in m3) | Days/week | ||
| NS, not sampled; SSD, metal dissolution department; CD, coating dept; PCD, process catalysis dept; RS, recycling service; RD, refinery dept; AL, analytical laboratory; AS, remaining areas; EC, external control. | |||||
| *Sampling duration in hours in parentheses. | |||||
| †Work shift collection. | |||||
| ‡Mean of two samplings. | |||||
| SSD1 | Dissolution and hydrolysis | 100 (120) | NS | 2.4 (20)† | 3 |
| SSD2 | Dissolution | 43 (36)† | 30 (20) | 3.1 (26)‡ | 5 |
| SSD2 | Hydrolysis | 77 (72)† | 27 (18) | 3.3 (27.5)‡ | 5 |
| CD | Washcoat 1 | 92 (96) | 52 (35) | 2.7 (23) | 5 |
| CD | Washcoat 2 | 107 (120) | NS | 3.2 (27) | 5 |
| CD | Washcoat 3 | NS | NS | 3.2 (27) | 5 |
| CD | Washcoat 4 | NS | NS | 3.2 (27) | 5 |
| CD | Ovens 1 | 110 (120) | 57 (38) | NS | NS |
| CD | Ovens 2 | 111 (120) | NS | NS | NS |
| CD | Mills | 104 (120) | NS | 2.6 (22) | 5 |
| CD | Packing | 101 (120) | 86 (57) | NS | NS |
| CD | Production 1 | 97 (120) | 59 (39) | 2.9 (24) | 5 |
| CD | Production 2 | NS | NS | 3.1 (26) | 5 |
| CD | Catalyst cleaning | 99 (120) | NS | NS | NS |
| PCD | Carbon coating 1 | 109 (120) | 32 (21) | 2.6 (22) | 5 |
| PCD | Carbon coating 2 | 113 (120) | 55 (37) | 2.6 (22) | 5 |
| PCD | Carbon coating 3 | NS | NS | 2.6 (22) | 5 |
| PCD | Packing 1 | 105 (120) | 16 (13) | 2.0 (16) | 5 |
| PCD | Packing 2 | 117 (120) | NS | 3.0 (25) | 5 |
| RS | Ovens | 69 (72)† | 73 (49) | 1.9 (13) | 5 |
| RS | Sampling | 78 (72)† | 46 (31) | 2.6 (21) | 5 |
| RD | Ash leaching 1 | 87 (96) | 67 (45) | 3.8 (32) | 5 |
| RD | Ash leaching 2 | 93 (96) | NS | 3.1 (26) | 5 |
| AL | Quality control | NS | 35 (23) | NS | NS |
| AS | Administration 1 | 123 (120) | 76 (51) | 3.5 (29) | 5 |
| AS | Administration 2 | 55 (48) | NS | NS | NS |
| EC | Non-exposed area | 89 (96) | NS | NS | NS |