masque filtrant /TECH/
[DE] Atemmaske; Sauerstoffmaske
[EN] breathing mask; smoke mask
[FR] masque filtrant
masque drainant,masque filtrant
[DE] Entwaesserungsschuerze; Filterschuerze; Sickerschuerze
[EN] slope drainage revetment
[FR] masque drainant; masque filtrant