 |
| |||
| water hardness | |||
| water hardness The amount of calcium and magnesium salts dissolved in water (ilość rozpuszczonych w wodzie soli wapnia i magnezu) | |||
| hardness of water | |||
|
twardosc wody : 13 phrases, 2 sujets |
| Chimie analytique | 6 |
| Construction | 7 |
|
| |||
| water hardness | |||
| water hardness The amount of calcium and magnesium salts dissolved in water (ilość rozpuszczonych w wodzie soli wapnia i magnezu) | |||
| hardness of water | |||
|
twardosc wody : 13 phrases, 2 sujets |
| Chimie analytique | 6 |
| Construction | 7 |