Across
- 4. a nuclear accident may cause .... of the surrounding area
- 7. the kind of industry which produces medicines
- 9. a natural or chemical material used by farmers to help grow crops
- 10. the release of a gas
- 11. mixing chemicals may cause a chemical ......
- 14. a chemical found in diamonds and coal
- 15. the chemicals added to food are called food ....
Down
- 1. chemicals used to kill unwanted insects
- 2. a household chemical product used to kill bacteria
- 3. a form of energy from nuclear power which is dangerous to humans and animals
- 5. an increase of gases in the atmosphere leading to global warming
- 6. the opposite of organic
- 8. a way of describing material with particular physical characteristics
- 12. plants ..... water through their roots
- 13. another word for poisonous