demi-masque
| filtrant
| demi-masque | |
| health. | half mask; half-mask facepiece |
| filtrant | |
| chem. | filtrable |
| life.sc. | permeable; pervious |
| med. | filter-passer |
| filtre | |
| gen. | filter |
| environ. | screen; strainer |
| IT | pattern |
| transp. | comb |
| filtrer | |
| chem. | filter |
| |||
| half mask; half-mask facepiece | |||
|
demi-masque : 3 phrases in 2 subjects |
| Health care | 2 |
| Nuclear physics | 1 |