[Practical protection against inhalation of poisons & dust].
D004391:Dust / Q000009:adverse effects*; D004787:Environmental Pollution; D005740:Gases / Q000009:adverse effects*; D006801:Humans; D011042:Poisons
D004391:Dust; D005740:Gases; D011042:Poisons
DUST/injurious effects; GASES/injurious effects
Praktischer Atemschutz gegen Gifte und Stäube.