title: [Marginal values, safety standards, control values, target values].
mesh_terms: D000388:Air / Q000032:analysis; D000397:Air Pollution / Q000517:prevention & control*; D004777:Environment; D005860:Germany, West; D011786:Quality Control
vernacular_title: Uber Grenzwerte, Sicherheitswerte, Richtwerte, Zielwerte.