in air | |
chem. | в атмосфере воздуха |
maximum permissible concentration: 41 phrases in 12 subjects |
Agriculture | 1 |
Caspian | 2 |
Ecology | 5 |
Energy industry | 5 |
Environment | 1 |
General | 1 |
Karachaganak | 2 |
Medical | 1 |
Military | 4 |
Nuclear physics | 9 |
Technology | 3 |
Weapons of mass destruction | 7 |