title: Radon-222 in biologically produced gas from a reactor cooling pond.
mesh_terms: D000398:Air Pollution, Radioactive / Q000032:analysis*; D004463:Ecology; D005740:Gases / Q000032:analysis; D009688:Nuclear Reactors; D011886:Radon / Q000032:analysis*; D013696:Temperature; D014867:Water / Q000032:analysis
chemical_list: D005740:Gases; D014867:Water; D011886:Radon