 |
| safety certificate: 55 phrases in 16 subjects |
| Aviation | 2 |
| Business | 2 |
| Commerce | 1 |
| Energy industry | 1 |
| Fish farming pisciculture | 3 |
| General | 10 |
| Law | 1 |
| Nautical | 17 |
| Notarial practice | 3 |
| Occupational health & safety | 1 |
| Oil / petroleum | 1 |
| Oil and gas technology | 2 |
| Oilfields | 3 |
| Production | 2 |
| Sanitation | 4 |
| Telecommunications | 2 |