title: A 60-TON IRON box: Argonne's remarkable isotope detector.
mesh_terms: D007501:Iron; D007504:Iron Radioisotopes; D007554:Isotopes; D011874:Radiometry / Q000295:instrumentation*
chemical_list: D007504:Iron Radioisotopes; D007554:Isotopes; D007501:Iron
keywords: RADIATION COUNTERS