en americium 241 (n)
― IsA ⟶
Weight: 1.0
en americium (n) Source: OpenCyc 2012
en americium 241 (n)
― IsA ⟶
Weight: 1.0
en solid (n) Source: OpenCyc 2012
en americium 241 (n)
― IsA ⟶
Weight: 1.0
en isotope (n) Source: OpenCyc 2012
en americium 241 (n)
― IsA ⟶
Weight: 1.0
en gamma radiation source (n) Source: OpenCyc 2012