Across
- 3. don't put these in the sinks under any condition
- 6. contribute to the group
- 8. pick up after lab
- 9. follow these
- 10. eye protection
Down
- 1. concentration
- 2. be sure you know what chemicals you are using
- 4. be careful
- 5. followed steps of an experiment
- 7. report these to the teacher