| |||
| inhalable | |||
|
respirable : 13 phrases in 5 subjects |
| Coal | 3 |
| Environment | 4 |
| Health care | 4 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 1 |
| |||
| inhalable | |||
|
respirable : 13 phrases in 5 subjects |
| Coal | 3 |
| Environment | 4 |
| Health care | 4 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 1 |