A wire screen-filter paper combination for the measurement of fractions of unattached radon daughters in uranium mines.
D000398:Air Pollution, Radioactive / Q000032:analysis*; D001729:Bismuth / Q000032:analysis; D005374:Filtration; D007854:Lead / Q000032:analysis; D008906:Mining; D011059:Polonium / Q000032:analysis; D011834:Radiation Monitoring / Q000295:instrumentation*; D011868:Radioisotopes / Q000032:analysis; D014501:Uranium
D011868:Radioisotopes; D007854:Lead; D014501:Uranium; D011059:Polonium; D001729:Bismuth