If you accidentally break an empty test tube during an experiment, which of the following actions should you take?

• A. Notify your instructor and dispose of the broken glass in the designated glass disposal container.
• B. Ignore the broken glass and continue with your experiment.
• C. Rinse the broken glass with water and place it back on the lab bench.
• D. Sweep up the broken glass with your bare hands and throw it in the regular trash bin.

Answer: (A)

Verified step by step guidance

1. Recognize that safety is the top priority when dealing with broken glass in a laboratory setting.
2. Understand that broken glass can cause injuries and must be handled carefully to prevent accidents.
3. Know that the proper procedure is to immediately notify your instructor or lab supervisor about the broken test tube.
4. Use appropriate tools such as a brush and dustpan (never bare hands) to collect the broken glass safely.
5. Dispose of the broken glass only in the designated glass disposal container to ensure safe and proper waste management.