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Chemistry
Question | Answer |
---|---|
Flammable materials like alcohol should never be dispensed or use near: | An open flame |
If the laboratory fire erupts, immediately: | Notify your instructor |
Eye protection devices are used in the laboratory when: | Chemicals, heat, or glassware are used |
If you wear contact lenses on the school laboratory: | Take them out before starting the lab |
If you do not understand a direction or part of the lab procedure, you should: | Ask the instructor before proceeding |
After completing an experiment, all chemical wastes should be | Disposed of according to your instructior’s directions |
If a lab experiment is not completed, you should | Discuss the issue with your instructor |
Always point the open end of a test tube: | Away from people |
You are heating a piece of glass and now want to pick it up. You should: | Use tongs |
You’ve been injured in the laboratory: |