Across
- 2. Dropped on japan in world war II and cost 2 billion dollars
- 4. of or relating to the nucleus of an atom.
- 5. a compound or substance that has been purified
- 6. Poisonous
Down
- 1. About 220,000 people had to leave their homes
- 2. Runs on a nuclear reactor
- 3. able or likely to cause harm or injury.