[Action and limits of gaseous impurities of air (author's transl)].
D000397:Air Pollution / Q000032:analysis*; D002248:Carbon Monoxide / Q000032:analysis; D005860:Germany, West; D006801:Humans; D008452:Maximum Allowable Concentration; D009609:Nitrous Oxide / Q000032:analysis
D002248:Carbon Monoxide; D009609:Nitrous Oxide
Einwirkung und Grenzwerte gasförmiger Luftverunreiningungen