Lab Rules & Guidelines
What should you do if you don't understand a lab procedure?
Ask before proceeding with the activity.
How should you handle chemicals to determine their odor?
Hold the container away from you and gently fan the fumes using a wafting motion.
What should you use to clean up broken glass in the lab?
A brush and dustpan.
What safety gear should you wear when using chemicals that may splash?
Safety goggles.
What's the first thing you should do if you accidentally cut yourself during a lab activity?
Immediately report the accident to the teacher, no matter how trivial it seems.
What's the recommended action when you enter a science room for the first time?
Do not touch any equipment, chemicals, or materials until instructed.
What's the correct course of action if you accidentally spill a chemical on your skin?
Immediately flush the affected area with running water for at least 20 minutes.
How should you handle chipped or cracked glassware?
Never use chipped, cracked, or dirty glassware.
Why should you tie back your long hair while working in the lab?
To prevent hair from coming into contact with chemicals or open flames.
If you encounter an injured animal during a lab activity, what's your immediate response?
Inform your teacher immediately, especially if you're bitten.
What should you do if your lab partner is chewing gum during an experiment?
Advise them to dispose of the gum, as no food or beverages are allowed in the lab.
Why should you avoid tasting or smelling any chemicals in the lab?
Chemicals can be harmful or toxic, and ingestion or inhalation can be dangerous.
Why should you not immerse hot glassware in cold water?
The glassware may shatter due to rapid temperature changes.
What type of clothing is considered a hazard in the laboratory?
Long hair, dangling jewelry, and loose or baggy clothing.
How should you react if you accidentally spill chemicals on your skin or in your eyes?
Immediately flush the affected area with running water for at least 20 minutes and notify the teacher.
What's the importance of reading all procedures thoroughly before entering the laboratory?
To be prepared for your work and understand the experiment steps.
What's the recommended action if you encounter a chemical with a faded label?
Check the label on all chemical bottles twice before using any of the contents.
What's the correct way to transport heated glassware?
Allow it to cool in a designated area and use tongs or heat-protective gloves if necessary.
Why is it important to wear shoes that completely cover your feet in the lab?
To protect your feet from spills, broken glass, and other hazards.
What should you do in the event of a fire drill during a lab session?
Close containers, turn off electrical equipment, and follow the teacher's instructions.
What should you do if you accidentally break a glass beaker during an experiment?
Use a brush and dustpan to clean up the broken glass and report the incident.
Why is it important not to return unused chemicals to their original container?
It can contaminate the remaining chemicals and compromise their safety.
What's the appropriate action when you're done using a hot apparatus?
Allow plenty of time for it to cool before touching, and use an insulated pad.
When should you wear personal protective equipment (PPE) like gloves and lab coats?
As required by the experiment or when handling potentially hazardous materials.
Why is it important to know the locations and operating procedures of safety equipment?
To respond effectively in case of emergencies, such as using fire extinguishers or the eye wash station.