| |||
| infrared (radiation) | |||
| infra-red | |||
| ultra-red; infra-red radiation; infrared; ultrared; infrared radiation | |||
| |||
| ultra red | |||
|
Ultrarot : 20 phrases in 5 subjects |
| Analytical chemistry | 7 |
| Chemistry | 2 |
| Earth sciences | 4 |
| Electronics | 3 |
| Technology | 4 |
| |||
| infrared (radiation) | |||
| infra-red | |||
| ultra-red; infra-red radiation; infrared; ultrared; infrared radiation | |||
| |||
| ultra red | |||
|
Ultrarot : 20 phrases in 5 subjects |
| Analytical chemistry | 7 |
| Chemistry | 2 |
| Earth sciences | 4 |
| Electronics | 3 |
| Technology | 4 |