[Maximum permissible concentration of toxic compounds in the air in industrial plants].
D000397:Air Pollution; D001530:Belgium; D004739:England; D005858:Germany; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control*; D009787:Occupational Medicine; D014586:USSR
Maximaal toegelaten concentraties van giftige stoffen in de lucht en onderzoekstechnieken.