title: Neutron detection by fission track registration.
mesh_terms: D002482:Cellulose; D005898:Glass; D009502:Neutrons; D009680:Nuclear Fission; D011834:Radiation Monitoring / Q000295:instrumentation*; D013910:Thorium; D014501:Uranium
chemical_list: D014501:Uranium; D013910:Thorium; D002482:Cellulose