title: Sampling system for tritium oxide and carbon-14 in environmental air.
mesh_terms: D000398:Air Pollution, Radioactive / Q000032:analysis*; D002247:Carbon Isotopes / Q000032:analysis*; D011834:Radiation Monitoring / Q000295:instrumentation*; D014316:Tritium / Q000032:analysis*
chemical_list: D002247:Carbon Isotopes; D014316:Tritium