Across
- 3. knowledge of a situation
- 5. scientific procedure/test/trial taking place in a lab
- 9. use inefficiently
- 10. not needed
- 11. reach a point of highest development
- 13. discover and explain sth wih accuracy
- 14. a general rule/principle
Down
- 1. adequately, enough
- 2. make sth secret known to others
- 4. close examination
- 6. an accurate and deep understanding
- 7. a person who carries out scientific research
- 8. put on the market, introduce, start an activity
- 12. changed