Table 1 Exposure status according to trichloroethylene use in 2006 in Korea
Type of industry | No. of factories | No. of workers | Amount used (L/month) | Concentration range (ppm) |
|---|---|---|---|---|
Total | 103 | 390 | 87,320 | - |
Chemical | 3 | 19 | 4116 | 0.97 ~ 13.26 |
Plastics & rubber products | 1 | 35 | 6830 | ND ~ 42.63 |
Primary metal | 6 | 18 | 6787 | 2.91 ~ 37.35 |
Fabricated metal products | 24 | 59 | 11,990 | ND ~ 30.80 |
Machinery | 18 | 59 | 3950 | ND ~ 48.48 |
Computer & electronic products | 9 | 62 | 19,596 | 0.08 ~ 41.55 |
Electrical equipment, appliance | 10 | 56 | 4771 | ND ~ 21.29 |
Transportation equipment | 18 | 30 | 23,920 | ND ~ 49.87 |
Others | 14 | 52 | 5360 | ND ~ 39.51 |