Reduction of radon daughter concentrations in mines by rapid mixing without makeup air.
D000398:Air Pollution, Radioactive; D004560:Electricity; D004781:Environmental Exposure; D006801:Humans; D007477:Ions; D008906:Mining; D011835:Radiation Protection / Q000295:instrumentation*; D011886:Radon; D014501:Uranium; D014691:Ventilation
D007477:Ions; D014501:Uranium; D011886:Radon