title: [Dust-sample blackening measurements].
mesh_terms: D000397:Air Pollution; D004391:Dust; D005163:Factor Analysis, Statistical; D005860:Germany, West; D006798:Housing; D006920:Hygiene; D013997:Time Factors
chemical_list: D004391:Dust
vernacular_title: Schwärzungsmessungen an Staubproben.