[Method of assessing the extent of radiation hazards with simultaneous presence of the daaughter products of radon and thoron in the air].
D000398:Air Pollution, Radioactive / Q000517:prevention & control*; D005374:Filtration; D008722:Methods; D011850:Radioactive Waste; D011886:Radon / Q000032:analysis*; D013910:Thorium / Q000032:analysis*
D011850:Radioactive Waste; D013910:Thorium; D011886:Radon
K metodike otsenki radiatsionnoĭ opasnosti pri odnovremennom prisutstvii v vozdukhe dochernikh produktov radona i torona.