[Analysis of room air in private homes; study on increase in content of dust and bacteria in old-fashioned and modern methods of cleaning].
D001419:Bacteria; D004391:Dust
D004391:Dust
BACTERIA; DUST
Stueluftanalyse i private hjem; undersøgelse af luftens forøgede inhold af støv og bakterier under rengøring, henholdsvis efter gammeldags og moderne principer.