accident prevention: 69 phrases in 26 subjects |
Architecture | 1 |
Armored vehicles | 1 |
Automobiles | 2 |
Aviation | 6 |
Biotechnology | 1 |
Construction | 4 |
Ecology | 7 |
Economy | 1 |
Energy industry | 1 |
Finances | 1 |
General | 8 |
Makarov | 3 |
Medical | 2 |
Military | 7 |
Mining | 2 |
Occupational health & safety | 4 |
Oil / petroleum | 3 |
Oil and gas | 1 |
Programming | 1 |
Road works | 1 |
Security systems | 3 |
Sports | 1 |
Technology | 2 |
Transport | 1 |
United Nations | 2 |
Weapons of mass destruction | 3 |