コバルト爆ばく弾だん

noun

cobalt bomb

A theoretical nuclear weapon designed to produce large amounts of radioactive cobalt-60 fallout, making an area uninhabitable for decades. The term is primarily technical and historical.

• コバルト爆ばく弾だんは、核かく兵へい器きの一いっ種しゅとして議ぎ論ろんされた