colour indicator
| changing
| at
| pH
| colour indicator | |
| IT dat.proc. | kleuraanwijzer |
| changes | |
| gen. | mutaties |
| at | |
| commun. IT | apenstaartje |
| pH | |
| agric. chem. engl. | pH |
| |||
| kleuraanwijzer m | |||
|
colour indicator : 2 phrases in 2 subjects |
| Earth sciences | 1 |
| Technology | 1 |