[Test tubes--possibilities and limitations of their use].
D004781:Environmental Exposure; D004864:Equipment and Supplies; D005860:Germany, West; D006801:Humans; D008452:Maximum Allowable Concentration; D009784:Occupational Diseases / Q000517:prevention & control
Prüfröhrchen--Möglichkeiten und Grenzen ihres Einsatzes.