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| concentration limits | |||
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| concentration limit | |||
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limites de concentration : 12 phrases in 9 subjects |
| Chemistry | 3 |
| Construction | 1 |
| Environment | 2 |
| Food industry | 1 |
| General | 1 |
| Health care | 1 |
| Medical | 1 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 1 |
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