 |
| ageing test: 20 phrases in 10 subjects |
| Automobiles | 3 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Leather | 1 |
| Oil / petroleum | 3 |
| Plastics | 1 |
| Polymers | 4 |
| Quality control and standards | 4 |
| Technology | 1 |
| Transport | 1 |
|
| ageing test: 20 phrases in 10 subjects |
| Automobiles | 3 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Leather | 1 |
| Oil / petroleum | 3 |
| Plastics | 1 |
| Polymers | 4 |
| Quality control and standards | 4 |
| Technology | 1 |
| Transport | 1 |